There are numerous websites on the internet that can make you smarter and more intelligent at no cost. Of course, there are websites which can distract you, but if you want to utilize your time on the Internet, here is the list of sites that you must consider.
1. Quora.com
Quora’s mission is to share and grow world Knowledge. It's a question-answer based site where people ask their questions and queries and get responses from experts. In fact, my this post is inspired by one of questions asked on this website. Simply, Quora is the best source of knowledge. The good thing about Quora is that it contains questions are from all fields like lifestyle, technology, travelling, cooking, internet and many more. Ask Anything and you will get the best answers to your questions and you can also read the answers of the questions asked by other users. In short, Quoracontains great information and facts which are rarely available. You can also write blog posts about what you know. I fell in love with this site when I first visited it.
2. Duolingo.com
An awesome language teaching site that teaches over 20 languages from scratch. The good thing about the site is that it starts at beginner level and is completely free. If you put in a little effort and are really interested in learning a new language, in a couple of months you could speak and write a new language. Learning with duolingo is fun and addictive. The Dulingo app is available for both iOS and Android so that you can learn anytime.
3. Justinguitar.com
You are definitely going to thank me for this if you are fond of learning guitar.Justinguitar.com was started by Justin Sandercoe in 2003 and since then his website has been visited by millions of people. His site provides hundreds of free quality guitar lessons. All lessons are in form of video so that you can easily learn playing guitar. This site provides the best way to learn guitar online and thousands music lovers already making the most of it.
4. Cookingforengineers.com
Not only provides new recipes but also teach the way how to make them tastier. All the recipes are well written, photographed and very easy to understand. If you love cooking, this is the site to visit.
5. Lumosity.com
A free online application to test your brain and help you achieve its full potential. It provides free brain testing, memory testing and logical reasoning exercises which refresh your brain and make you smarter and sharper. It’s the Web's most popular scientifically designed training program and it is free.
6. Khanacademy.com
This site deserves a much higher place in this list because of its mission which aims at providing world class education to those who need it but cannot afford it. It is a non-profit organization which provides world class education for everyone everywhere free of cost. It covers a wide variety of subjects like mathematics, science, economics, Arts, humanities and computer science. It also provide lectures for those preparing for various tests like like SAT, GMAT,IIT-JEE, MCAT, etc.
All of Khan academy’s educational content and material is available to everyone completely free of charge.
7. Freerice.com
Well, You might living in a developed country and has a modern lifestyle but there are many people out there who are still not getting enough food and suffering from hunger. Freerice helps to end hunger from world by providing rice to hungry people for free. It has multiple-choice type quiz questions on wide variety of subjects and if you answer right, they donate 10 grains of rice through the World Food Programme. So you can improve your knowledge and provide some food to needy people at the same time.
8. Ted.com
Collection of TED (Technology, Education and Design) talks in which experts address a wide variety of useful topics through small interval videos. It is like attending a world class seminar from home.
9. Coursera.org
Do you ever dream of studying at world’s top universities? Now you can virtually fulfill this dream. It provides online courses in collaboration with the world’s best universities like University of California, The Hong Kong University of science and technology, Stanford University, University of Pittsburg, University of Tokyo, University of Michigan and many more.
The approach used by coursera.org is very much similar to real classes. You learn by watching demonstrating videos, perform activities and assignment and then submit the assignments .On the basis of your assignments you get marks. The quality of content and material at this class matches the education quality at world level universities. Here are the some courses I am currently attending :
· An Introduction to Interactive Programming in Python
· Programming Mobile Applications for Android Handheld Systems
· Learn to Program: Crafting Quality Code
All these courses are available free of cost.
10. Nerdfitness.com
An ultimate site that helps stay in shape and provide valuable health tips. It provides very valuable information and case studies on how you can lose your weight. Feels like getting instructions from a professional sitting at home.
11. Codecademy.com
As the Internet is expanding each day, there is more demand of web developersand programmers. At codeacademy you can learn the basics of code. You may not become a professional programmer immediately after following the tutorials but this site teaches you the right way to become an expert. Currently it provides classes and courses on web technologies like HTML, Javascript , jQuery, PHP, Ruby, Wordpress, etc.
12. Openculture.com
This site can be considered the repository of free online educational resourceswhich include videos, tutorials, eBooks and audio books. It does not provide educational content itself but collects all the good learning material from all the sites(including the sites I mentioned above) and collaborate them so that you can access them at single place.
13. geographyiq.com
A unique site which provides information about the major facts of all countries. Select a country either alphabetically or from map and access information like Geography, People, Military, Communication, currency, Economy and so on.
14. Instructables.com
A huge community which provide how-to-do step by step guides on almost everything - from some basic household tricks to high end tech tricks.
15. Howstuffworks.com
If your hobby includes reading and you are curious about things, then this is the site for you to visit. How Stuff works – An online source of easy to understand explanations of how certain things actually works. From car engines to search engines, from cell phones to stem cells, and thousands of subjects in between, HowStuffWorks - Learn How Everything Works! has it covered.
Still there is many. The list of such kind of websites is very long. I tried to cover only those which I found highly productive and useful. Do I Missed a great online resource? Share it with us by commenting below. Please share this post by using the social sharing buttons below so that everyone can know about these sites.
Edit:
Additional useful websites:
ctrlq.org/screenshots – for capturing screenshots of web pages on mobile and desktops.
dictation.io – online voice recognition in the browser itself.
zerodollarmovies.com – find full-length movies on YouTube.
screenr.com – record movies of your desktop and send them straight to YouTube.
Sign in - Google Accounts... – shorten long URLs and convert URLs into QR codes.
unfurlr – find the original URL that’s hiding behind a short URL.
copypastecharacter.com – copy special characters that aren’t on your keyboard.
codeacademy.com – the best place to learn coding online.
lovelycharts.com – create flowcharts, network diagrams, sitemaps, etc.
iconfinder.com – find icons of all sizes.
office.com – download templates, clipart and images for your Office documents.
followupthen.com – the easiest way to setup email reminders.
jotti.org – scan any suspicious file or email attachment for viruses.
wolframalpha.com – gets answers directly without searching – see more wolfram tips.
printwhatyoulike.com – print web pages without the clutter.
ctrlq.save – save online files to Dropbox or Google Drive directly.
ctrql.rss – a search engine for RSS feeds.
e.ggtimer.com – a simple online timer for your daily needs.
coralcdn.org – if a site is down due to heavy traffic, try accessing it through coral CDN.
random.org – pick random numbers, flip coins, and more.
pdfescape.com – lets you can quickly edit PDFs in the browser itself.
tubemogul.com – simultaneously upload videos to YouTube and other video sites.
scr.im – share you email address online without worrying about spam.
spypig.com – now get read receipts for your email.
myfonts.com/WhatTheFont – quickly determine the font name from an image.
google.com/webfonts – a good collection of open source fonts.
regex.info – find data hidden in your photographs – see more EXIF tools.
livestream.com – broadcast events live over the web, including your desktop screen.
iwantmyname.com – helps you search domains across all TLDs.
homestyler.com – design from scratch or re-model your home in 3d.
join.me – share you screen with anyone over the web.
onlineocr.net – recognize text from scanned PDFs – see other OCR tools.
flightstats.com – Track flight status at airports worldwide.
wetransfer.com – for sharing really big files online.
hundredzeros.com – the site lets you download free Kindle books.
polishmywriting.com – check your writing for spelling or grammatical errors.
marker.to – easily highlight the important parts of a web page for sharing.
typewith.me – work on the same document with multiple people.
whichdateworks.com – planning an event? find a date that works for all.
everytimezone.com – a less confusing view of the world time zones.
gtmetrix.com – the perfect tool for measuring your site performance online.
noteflight.com – print music sheets, write your own music online (review).
imo.im – chat with your buddies on Skype, Facebook, Google Talk, etc. from one place.
translate.google.com – translate web pages, PDFs and Office documents.
kleki.com – create paintings and sketches with a wide variety of brushes.
similarsites.com – discover new sites that are similar to what you like already.
wordle.net – quick summarize long pieces of text with tag clouds.
bubbl.us – create mind-maps, brainstorm ideas in the browser.
kuler.adobe.com – get color ideas, also extract colors from photographs.
liveshare.com – share your photos in an album instantly.
lmgtfy.com – when your friends are too lazy to use Google on their own.
midomi.com – when you need to find the name of a song.
google.com/history – see your past searches, also among most important Google URLs
bing.com/images – automatically find perfectly-sized wallpapers for mobiles.
faxzero.com – send an online fax for free – see more fax services.
feedmyinbox.com – get RSS feeds as an email newsletter.
ge.tt – qiuckly send a file to someone, they can even preview it before downloading.
pipebytes.com – transfer files of any size without uploading to a third-party server.
tinychat.com – setup a private chat room in micro-seconds.
privnote.com – create text notes that will self-destruct after being read.
boxoh.com – track the status of any shipment on Google Maps – alternative.
mondrian.io – create vector drawings in the browser
draw.io – create diagrams and flowcharts in the browser, export your drawings to Google Drive and Dropbox.
downforeveryoneorjustme.c
ewhois.com – find the other websites of a person with reverse Analytics lookup.
whoishostingthis.com – find the web host of any website.
labnol.org – software tutorials and how-to guides.
disposablewebpage.com – create a temporary web page that self-destruct.
urbandictionary.com – find definitions of slangs and informal words.
seatguru.com – consult this site before choosing a seat for your next flight.
unsplash.com – download images absolutely free.
zoom.it – view very high-resolution images in your browser without scrolling.
scribblemaps.com – create custom Google Maps easily.
alertful.com – quickly setup email reminders for important events.
picmonkey.com – Picnik is offline but PicMonkey is an even better image editor.
formspring.me – you can ask or answer personal questions here.
sumopaint.com – an excellent layer-based online image editor.
snopes.com – find if that email offer you received is real or just another scam.
typingweb.com – master touch-typing with these practice sessions.
mailvu.com – send video emails to anyone using your web cam.
timerime.com – create timelines with audio, video and images.
stupeflix.com – make a movie out of your images, audio and video clips.
safeweb.norton.com – check the trust level of any website.
teuxdeux.com – a beautiful to-do app that looks like your paper dairy.
deadurl.com – you’ll need this when your bookmarked web pages are deleted.
minutes.io – quickly capture effective notes during meetings.
youtube.com/leanback – Watch YouTube channels in TV mode.
youtube.com/disco – quickly create a video playlist of your favorite artist.
talltweets.com – Send tweets longer than 140 characters.
pancake.io – create a free and simple website using your Dropbox account.
builtwith.com – find the technology stack to know everything about a website.
woorank.com – research a website from the SEO perspective.
mixlr.com – broadcast live audio over the web.
radbox.me – bookmark online videos and watch them later (review).
tagmydoc.com – add QR codes to your documents and presentations (review).
notes.io – the easiest way to write short text notes in the browser.
ctrlq.org/html-mail – send rich-text mails to anyone, anonymously.
fiverr.com – hire people to do little things for $5.
otixo.com – easily manage your online files on Dropbox, Google Docs, etc.
ifttt.com – create a connection between all your online accounts.
The following websites were part of the original list but they are either no longer available or have been replaced with better alternatives.
virustotal.com – scan any suspicious file or email attachment for viruses.
isnsfw.com – when you wish to share a NSFW page but with a warning.
truveo.com – the best place for searching web videos.
tabbloid.com – your favorite blogs delivered as PDFs.
warrick.cs.odu.edu – you’ll need this when your bookmarked web pages are deleted.
tempalias.com – generate temporary email aliases, better than disposable email.
whisperbot.com – send an email without using your own account.
errorlevelanalysis.com – find whether a photo is real or a photoshopped one.
google.com/dictionary – get word meanings, pronunciations and usage examples.
wobzip.org – unzip your compressed files online.
namemytune.com – when you need to find the name of a song.
snapask.com – use email on your phone to find sports scores, read Wikipedia, etc.
pastebin.com – No.1 paste tool since 2002
encrypted.google.com – Google now redirects all logged-in users to the https versionofgoogle.com by default so this is no longer necessary.
bounceapp.com – replace this with a version that works on mobile.
dabbleboard.com – a online virtual whiteboard that will shut down in August 2012.
chipin.com – helps you raise funds online for an event or a cause (closed).
1. Quora.com
Quora’s mission is to share and grow world Knowledge. It's a question-answer based site where people ask their questions and queries and get responses from experts. In fact, my this post is inspired by one of questions asked on this website. Simply, Quora is the best source of knowledge. The good thing about Quora is that it contains questions are from all fields like lifestyle, technology, travelling, cooking, internet and many more. Ask Anything and you will get the best answers to your questions and you can also read the answers of the questions asked by other users. In short, Quoracontains great information and facts which are rarely available. You can also write blog posts about what you know. I fell in love with this site when I first visited it.
2. Duolingo.com
An awesome language teaching site that teaches over 20 languages from scratch. The good thing about the site is that it starts at beginner level and is completely free. If you put in a little effort and are really interested in learning a new language, in a couple of months you could speak and write a new language. Learning with duolingo is fun and addictive. The Dulingo app is available for both iOS and Android so that you can learn anytime.
3. Justinguitar.com
You are definitely going to thank me for this if you are fond of learning guitar.Justinguitar.com was started by Justin Sandercoe in 2003 and since then his website has been visited by millions of people. His site provides hundreds of free quality guitar lessons. All lessons are in form of video so that you can easily learn playing guitar. This site provides the best way to learn guitar online and thousands music lovers already making the most of it.
4. Cookingforengineers.com
Not only provides new recipes but also teach the way how to make them tastier. All the recipes are well written, photographed and very easy to understand. If you love cooking, this is the site to visit.
5. Lumosity.com
A free online application to test your brain and help you achieve its full potential. It provides free brain testing, memory testing and logical reasoning exercises which refresh your brain and make you smarter and sharper. It’s the Web's most popular scientifically designed training program and it is free.
6. Khanacademy.com
This site deserves a much higher place in this list because of its mission which aims at providing world class education to those who need it but cannot afford it. It is a non-profit organization which provides world class education for everyone everywhere free of cost. It covers a wide variety of subjects like mathematics, science, economics, Arts, humanities and computer science. It also provide lectures for those preparing for various tests like like SAT, GMAT,IIT-JEE, MCAT, etc.
All of Khan academy’s educational content and material is available to everyone completely free of charge.
7. Freerice.com
Well, You might living in a developed country and has a modern lifestyle but there are many people out there who are still not getting enough food and suffering from hunger. Freerice helps to end hunger from world by providing rice to hungry people for free. It has multiple-choice type quiz questions on wide variety of subjects and if you answer right, they donate 10 grains of rice through the World Food Programme. So you can improve your knowledge and provide some food to needy people at the same time.
8. Ted.com
Collection of TED (Technology, Education and Design) talks in which experts address a wide variety of useful topics through small interval videos. It is like attending a world class seminar from home.
9. Coursera.org
Do you ever dream of studying at world’s top universities? Now you can virtually fulfill this dream. It provides online courses in collaboration with the world’s best universities like University of California, The Hong Kong University of science and technology, Stanford University, University of Pittsburg, University of Tokyo, University of Michigan and many more.
The approach used by coursera.org is very much similar to real classes. You learn by watching demonstrating videos, perform activities and assignment and then submit the assignments .On the basis of your assignments you get marks. The quality of content and material at this class matches the education quality at world level universities. Here are the some courses I am currently attending :
· An Introduction to Interactive Programming in Python
· Programming Mobile Applications for Android Handheld Systems
· Learn to Program: Crafting Quality Code
All these courses are available free of cost.
10. Nerdfitness.com
An ultimate site that helps stay in shape and provide valuable health tips. It provides very valuable information and case studies on how you can lose your weight. Feels like getting instructions from a professional sitting at home.
11. Codecademy.com
As the Internet is expanding each day, there is more demand of web developersand programmers. At codeacademy you can learn the basics of code. You may not become a professional programmer immediately after following the tutorials but this site teaches you the right way to become an expert. Currently it provides classes and courses on web technologies like HTML, Javascript , jQuery, PHP, Ruby, Wordpress, etc.
12. Openculture.com
This site can be considered the repository of free online educational resourceswhich include videos, tutorials, eBooks and audio books. It does not provide educational content itself but collects all the good learning material from all the sites(including the sites I mentioned above) and collaborate them so that you can access them at single place.
13. geographyiq.com
A unique site which provides information about the major facts of all countries. Select a country either alphabetically or from map and access information like Geography, People, Military, Communication, currency, Economy and so on.
14. Instructables.com
A huge community which provide how-to-do step by step guides on almost everything - from some basic household tricks to high end tech tricks.
15. Howstuffworks.com
If your hobby includes reading and you are curious about things, then this is the site for you to visit. How Stuff works – An online source of easy to understand explanations of how certain things actually works. From car engines to search engines, from cell phones to stem cells, and thousands of subjects in between, HowStuffWorks - Learn How Everything Works! has it covered.
Still there is many. The list of such kind of websites is very long. I tried to cover only those which I found highly productive and useful. Do I Missed a great online resource? Share it with us by commenting below. Please share this post by using the social sharing buttons below so that everyone can know about these sites.
Edit:
Additional useful websites:
ctrlq.org/screenshots – for capturing screenshots of web pages on mobile and desktops.
dictation.io – online voice recognition in the browser itself.
zerodollarmovies.com – find full-length movies on YouTube.
screenr.com – record movies of your desktop and send them straight to YouTube.
Sign in - Google Accounts... – shorten long URLs and convert URLs into QR codes.
unfurlr – find the original URL that’s hiding behind a short URL.
copypastecharacter.com – copy special characters that aren’t on your keyboard.
codeacademy.com – the best place to learn coding online.
lovelycharts.com – create flowcharts, network diagrams, sitemaps, etc.
iconfinder.com – find icons of all sizes.
office.com – download templates, clipart and images for your Office documents.
followupthen.com – the easiest way to setup email reminders.
jotti.org – scan any suspicious file or email attachment for viruses.
wolframalpha.com – gets answers directly without searching – see more wolfram tips.
printwhatyoulike.com – print web pages without the clutter.
ctrlq.save – save online files to Dropbox or Google Drive directly.
ctrql.rss – a search engine for RSS feeds.
e.ggtimer.com – a simple online timer for your daily needs.
coralcdn.org – if a site is down due to heavy traffic, try accessing it through coral CDN.
random.org – pick random numbers, flip coins, and more.
pdfescape.com – lets you can quickly edit PDFs in the browser itself.
tubemogul.com – simultaneously upload videos to YouTube and other video sites.
scr.im – share you email address online without worrying about spam.
spypig.com – now get read receipts for your email.
myfonts.com/WhatTheFont – quickly determine the font name from an image.
google.com/webfonts – a good collection of open source fonts.
regex.info – find data hidden in your photographs – see more EXIF tools.
livestream.com – broadcast events live over the web, including your desktop screen.
iwantmyname.com – helps you search domains across all TLDs.
homestyler.com – design from scratch or re-model your home in 3d.
join.me – share you screen with anyone over the web.
onlineocr.net – recognize text from scanned PDFs – see other OCR tools.
flightstats.com – Track flight status at airports worldwide.
wetransfer.com – for sharing really big files online.
hundredzeros.com – the site lets you download free Kindle books.
polishmywriting.com – check your writing for spelling or grammatical errors.
marker.to – easily highlight the important parts of a web page for sharing.
typewith.me – work on the same document with multiple people.
whichdateworks.com – planning an event? find a date that works for all.
everytimezone.com – a less confusing view of the world time zones.
gtmetrix.com – the perfect tool for measuring your site performance online.
noteflight.com – print music sheets, write your own music online (review).
imo.im – chat with your buddies on Skype, Facebook, Google Talk, etc. from one place.
translate.google.com – translate web pages, PDFs and Office documents.
kleki.com – create paintings and sketches with a wide variety of brushes.
similarsites.com – discover new sites that are similar to what you like already.
wordle.net – quick summarize long pieces of text with tag clouds.
bubbl.us – create mind-maps, brainstorm ideas in the browser.
kuler.adobe.com – get color ideas, also extract colors from photographs.
liveshare.com – share your photos in an album instantly.
lmgtfy.com – when your friends are too lazy to use Google on their own.
midomi.com – when you need to find the name of a song.
google.com/history – see your past searches, also among most important Google URLs
bing.com/images – automatically find perfectly-sized wallpapers for mobiles.
faxzero.com – send an online fax for free – see more fax services.
feedmyinbox.com – get RSS feeds as an email newsletter.
ge.tt – qiuckly send a file to someone, they can even preview it before downloading.
pipebytes.com – transfer files of any size without uploading to a third-party server.
tinychat.com – setup a private chat room in micro-seconds.
privnote.com – create text notes that will self-destruct after being read.
boxoh.com – track the status of any shipment on Google Maps – alternative.
mondrian.io – create vector drawings in the browser
draw.io – create diagrams and flowcharts in the browser, export your drawings to Google Drive and Dropbox.
downforeveryoneorjustme.c
ewhois.com – find the other websites of a person with reverse Analytics lookup.
whoishostingthis.com – find the web host of any website.
labnol.org – software tutorials and how-to guides.
disposablewebpage.com – create a temporary web page that self-destruct.
urbandictionary.com – find definitions of slangs and informal words.
seatguru.com – consult this site before choosing a seat for your next flight.
unsplash.com – download images absolutely free.
zoom.it – view very high-resolution images in your browser without scrolling.
scribblemaps.com – create custom Google Maps easily.
alertful.com – quickly setup email reminders for important events.
picmonkey.com – Picnik is offline but PicMonkey is an even better image editor.
formspring.me – you can ask or answer personal questions here.
sumopaint.com – an excellent layer-based online image editor.
snopes.com – find if that email offer you received is real or just another scam.
typingweb.com – master touch-typing with these practice sessions.
mailvu.com – send video emails to anyone using your web cam.
timerime.com – create timelines with audio, video and images.
stupeflix.com – make a movie out of your images, audio and video clips.
safeweb.norton.com – check the trust level of any website.
teuxdeux.com – a beautiful to-do app that looks like your paper dairy.
deadurl.com – you’ll need this when your bookmarked web pages are deleted.
minutes.io – quickly capture effective notes during meetings.
youtube.com/leanback – Watch YouTube channels in TV mode.
youtube.com/disco – quickly create a video playlist of your favorite artist.
talltweets.com – Send tweets longer than 140 characters.
pancake.io – create a free and simple website using your Dropbox account.
builtwith.com – find the technology stack to know everything about a website.
woorank.com – research a website from the SEO perspective.
mixlr.com – broadcast live audio over the web.
radbox.me – bookmark online videos and watch them later (review).
tagmydoc.com – add QR codes to your documents and presentations (review).
notes.io – the easiest way to write short text notes in the browser.
ctrlq.org/html-mail – send rich-text mails to anyone, anonymously.
fiverr.com – hire people to do little things for $5.
otixo.com – easily manage your online files on Dropbox, Google Docs, etc.
ifttt.com – create a connection between all your online accounts.
The following websites were part of the original list but they are either no longer available or have been replaced with better alternatives.
virustotal.com – scan any suspicious file or email attachment for viruses.
isnsfw.com – when you wish to share a NSFW page but with a warning.
truveo.com – the best place for searching web videos.
tabbloid.com – your favorite blogs delivered as PDFs.
warrick.cs.odu.edu – you’ll need this when your bookmarked web pages are deleted.
tempalias.com – generate temporary email aliases, better than disposable email.
whisperbot.com – send an email without using your own account.
errorlevelanalysis.com – find whether a photo is real or a photoshopped one.
google.com/dictionary – get word meanings, pronunciations and usage examples.
wobzip.org – unzip your compressed files online.
namemytune.com – when you need to find the name of a song.
snapask.com – use email on your phone to find sports scores, read Wikipedia, etc.
pastebin.com – No.1 paste tool since 2002
encrypted.google.com – Google now redirects all logged-in users to the https versionofgoogle.com by default so this is no longer necessary.
bounceapp.com – replace this with a version that works on mobile.
dabbleboard.com – a online virtual whiteboard that will shut down in August 2012.
chipin.com – helps you raise funds online for an event or a cause (closed).
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