Ready to introduce the study of logic with what has been called "the hardest logic puzzle in the world"? What better way than with a TED-Ed video! This video describes the famous green-eyed-prisoners-on-an-island riddle by first posing...

Riddles are a great way to encourage learners to develop their logical thinking skills, and the fish riddle offers the perfect challenge. Viewers must determine how to rescue a series of tanks containing an endangered species of fish.

Let's think about how a person could simplify an expression where a polynomial is divided by a monomial. Sal shares three different modes he could use to simplify, then uses each way to solve the same problem.

Why do people perceive a bigger difference between the numbers one and two than between the numbers 1001 and 1002? In this interesting video, Sal is accompanied by Vi Hart. They talk about how we tend to think according to the...

The various levels offered in this app build a foundation in intermediate coding. Jennifer and Rich introduce the app and show one of the easy-level logic tasks so that you can get an idea of what Cargo-Bot is all about.

The more detailed a story is, the more you should believe it—right? This fallacy, known as the conjunction fallacy, takes advantage of your brain's tendency to conflate plausibility and probability. A short and engaging video explains...

You've been abducted by aliens! The good news: they don't eat collaborative and logical beings. The bad news: You need to prove that you are capable of working together with your fellow captives to solve a logic riddle. Enjoy a video...

Can you use math and logic to beat the bad guys? You can in space! Take an intergalactic trip into a seedy and speedy crime syndicate with the Seven Planets Riddle, which challenges two interstellar police officers to use deductive...

Do your young scientists love a good brain teaser? A video from an extensive physics playlist introduces a creative way to work those critical thinking skills. Watch as the host works through the scenarios that involve logic, statistics,...

If you think logically, AI is all about symbols. An instructional video explains the development of symbolic artificial intelligence. Viewers see how AI translates problems of interest into symbols and then apply propositional logic to...

Start your class out with some kid-friendly coding! Jennifer and Rich present Hopscotch, an app that asks learners to play around and create code to animate fun characters.

Challenge your students to explain why this interesting mathematical law works! Sal, accompanied by Vi Hart, demonstrates BenfordÕs Law. They challenge the listeners to see if they can intuitively explain why this law fairly accurately...

Challenge your students to explain why this interesting mathematical law works! Sal, accompanied by Vi Hart, demonstrates BenfordÕs Law. They challenge the listeners to see if they can give an intuitive reason why this law fairly...

Sal teaches students how to convert a temperature in Fahrenheit to its equivalent temperature in Celsius. He is explicit and very clear, which is suitable for those needing additional assistance or exposure to a particular topic.

Legolas counts the number of riders on steeds at a distance of five leagues away, including knowing their colors and height, in J.R.R. Tolkien's Lord of the Rings. A video researches this possibility by starting with the...

The Penniless Pilgrim riddle challenges viewers to find a tax-free path through a matrix of city streets to reach a temple. The good news is that the video includes a solution for befuddled riddlers.

Dr. Schrodinger, the rat, has set a trap for anyone trying to destroy the growth ray he is using to create giant cats to attack the city. Viewers are challenged to escape his trap and save humanity in this rather complex math riddle.

Biology, cosmology, philosophy ... Plato and Aristotle had theories about them all! How did these ancient scholars shape the science of today? The third video in the History of Science series compares and contrasts the ideas of the famed...

The picture of the DNA double helix provides a logical start to describing how the base pairs match up and how the order codes for a chain of protein molecules—three billion of these base pairs code for any protein present in your body....

The next time you are at an amusement park you may want to consider all the interesting math problems you could do! Using trigonometric ratios, some logic and algebra, Sal solves a problem in this video of finding a person's height off...

Can capitalism have virtue? Adam Smith thinks so! The 12th video in a series of 13 discusses Smith's political and economic views. Pupils discover these concepts and more through primary source photographs and examples that relate to...

Sal continues to work through examples of naming carbon chains. He is very clear and logical, so your class should understand this clearly. The video introduces branching and identifying where the additional group is located. Note: A...

Whether you say it in Latin (cogito ergo sum), French (je pense donc je suis), or in English (I think therefore I am), you are expressing the rationalism of French philosopher René Descartes. Learn more about Descartes's...

Sal continues to work through examples of more complicated carbon chains. He presents a complicated name and attempts to work through it logically, drawing the structure. His humor makes these strategies fun and easy to watch.