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Desmos: Free, beautiful math

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Desmos promotes universal math literacy, aiming to make math neither tool dull or too hard for any student to explore. To achieve their vision, Desmos has started building a better graphing calculator to visualize any equation and form lines and parabolas.


Take me back to

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If you want to know a little about what was going on in the past, look no further than Take Me Back To. Input a date and head back in time!

Take Me Back To displays old newspapers, popular movies and music, historical events, books, magazines, ads and more based off the date you enter.


NameChk: Check for username availability

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Sometimes someone nabs your favorite username before you do. Fortunately you can now check if your username is available at over 150 popular websites. Simply type your username into the search bar and it will determine if it is taken on sites like YouTube, Facebook, reddit, Pintrest and more.


TV news archives

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TV News Archive allows users to explore and search for TV news programs. By repurposing closed captions, the search enables users to find transcripts and short clips from TV news programs.

Available for free, TV News Archive is an excellent resource to understand context and evaluate facts of important news broadcasts.


Art and art history: Smarthistory

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According to their website, Smarthistory is the leading open educational resource for art history. With over 600 and hundreds of articles provided by experts in in their ares of expertise, Smarthistory provides an excellent introductory art history education to anyone around the globe.


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At, you can learn which words in English are the same or similar in other languages. Paste a block of text and it will highlight cognates in blue and common English words in green.


Share your hopes and dreams with DOOF

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Doof is a social experiment that lets you take time to self-actualize with others online. By sharing hopes and dreams, or posing meaningful questions to promote discussion, Doof aims to help us understand our true selves.

There are a variety of questions that users can answer, like “What do I want to do before I die,” or open ended statements like,“I'm happiest when...” Doof wants you to discover yourself and inspire others by spending time thinking about what really matters.


FutureMe: Write a letter to your future self

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Ever wanted to send a letter into the future? Now you can! FutureMe lets you send an email to yourself anytime between 1 day or 50 years into the future. For longer durations of time it's suggested to use an email address with longevity.

FutureMe lets you deliver some words of inspiration, musings on your life, or a swift kick in your future self's pants. Unfortunately, as of yet there is no way for your future self to respond.


The Drake Equation

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The Drake Equation, created by Dr. Frank Drake, was created to make reasonable estimates to the number of extraterrestrial life in the universe.

This interactive infographic on BBC's website lets you make your own calculations, be they optimistic or skeptical.  Surprisingly, even with the lowest possible values, there an estimated 15,000 other civilizations in the universe.


Avoid Humans

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Sometimes we all need a break from the crowds. Avoid Humans takes all the worry away.

By combing data from Foursquare and Instagram check-ins, Avoid Humans can give you a list of thenearest places in your neighborhood with the least amount of people. Divided into four categories – nightlife, food, coffee and refuge- each location is color coded to indicate the current level of human presence.

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