Professor Word is a service that can help students learn new SAT and ACT vocabulary words. Professor Word operates as a browser bookmarklet in Chrome, Firefox, Internet Explorer, and Safari. When you're reading a web page, click on the Professor Word bookmarklet to quickly identify SAT and ACT vocabulary words on that page. You can also use Professor Word to get definitions for any unfamiliar word on a webpage. To get a definition just highlight the word a small dialogue box containing the definition will appear.
Knoword is a fun and challenging game that tests your ability to match definitions to words. You're presented with the first letter of a word, its part of speech, and the definition. You then have to fill in the correct spelling of the word. If you enter the correct word, you earn points. If you don't get it right, you lose points. Signing up lets you track your points and earn badges based on your performance.
This is a dictionary for American Sign Language, and contains common words and phrases accompanied with videos demonstrating how to sign them.
This web site is designed to help you identify and call out dodgy logic with a list of the most common logical fallacies. From red herrings to strawmen, this is a useful site to improve one's debate skills.
Species: Artificial Life, Real Evolution is a scientifically-accurate natural-selection video game. It allows you to experience evolution first-hand, simulated from the principles of evolutionary science: variation, mutation, and natural selection. The game is still in development, but an alpha download is available for free.
Wordle is a toy for generating word clouds from text that you provide. The clouds give greater prominence to words that appear more frequently in the source text. You can tweak your clouds with different fonts, layouts, and color schemes.
This site shows the world population through generational history and displays information about specific locations. Overlays help illustrate different aspects of the changing dynamics of the earth's population over time.
Thinking about careers and wondering if your job, or the job you want is at risk of being automated? Based on research, this tool from NPR outlines the most common careers and the risk of them being taken over by machines at some point in the future. How far in the future this may happen is open to debate. But it looks like at least teachers are safe from the robots for now! *BEEP!* *BOOP!*
If you're interested in how songs are arranged, this tool helps visualize the chord progressions in different songs, and lists some popular progressions. This is useful for music students and just general songwriting hobbyists.
Have you heard an abbreviation but have no idea what it means? With more than 900,000 human-edited definitions, Acronym Finder is the world's largest and most comprehensive dictionary of acronyms, abbreviations, and initialisms.