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...

What's got 60 eyes, 150 fingers, and an endless number of ideas? Your language arts class! Challenge young writers to come up with clever riddles with an online poetry lesson.

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...

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.

Math enthusiasts and riddle gurus are sure to love a mind-bending puzzle involving a king, a scale, and a counterfeit coin. Middle and high schoolers work through a video that describes a mathematician's challenge to find a false coin in...

A vicious airborne virus is about to leak out of your lab, and it is up to you to stop it. Once entering a contaminated room, you destroy it, preventing you from leaving the room the same way you entered. Challenge your class to solve...

Curses, foiled again! Two members of your team have been cursed and will lie to you about the path out of the temple, but you must leave. How do you figure out the correct path? Ah, the riddle of the temple requires logic and educated...

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.

Riddle me this! Science sleuths attempt to solve two seemingly simple scenarios with a video from the Physics Girl playlist. The narrator challenges the CEO of YouTube to a battle of wits with a bottle with a tissue, as well as two...

Looking for a challenging brain teaser to stimulate conversation? The spool riddle will make things roll right along! The narrator of the a physics video series explains the constraints of the spool in terms of movement and friction,...

Combine literacy, problem-solving, and geometric shape recognition with this riddle worksheet. Scholars solve 4 riddes, naming the shape described in each. Descriptions are in first person, and include a real-life look-alike. For...

Riddle me this. The world's rarest fish has been stolen. Who done it? Challenge your young sleuths to tackle Einstein's Riddle and come up with the culprit before being shown the solution.

Your rich uncle just died and left all of his money to you. However, your evil relatives want some of the prize. Luckily, your uncle taught you everything you need to know about riddles, and has hidden his money. Can you solve the riddle...

Getting three wildebeest across a river should be no problem— but what happens when you add three lions to the mix? Watch a video that features a classic river-crossing puzzle with a crocodile twist. Viewers listen as the narrator...

You're trapped in a dark castle with a pile of gold coins that a wizard will only allow you to leave with if you can solve his riddle. Math learners solve the riddle of the dark coin with the help of an engaging instructional video.

Young hunters require neither stakes nor silver bullets to vanquish vampires resting in their coffins. They rely instead on their knowledge of mirrors, diffusers, and angles to solve the riddle presented in a short video.

The Three Gods Riddle has been called the "hardest logic puzzle ever." Introduce viewers to the problem with a video that challenges scholars to find the solution.

Buried treasure awaits! Riddle masters must dig deep to uncover the hiding place of pirate captain Greenbeard's treasure. Avast! There is no map—only five clues.

Enjoy the thrill of the movies with this ESL activity! Not only can learners talk about their favorite films, but in creating riddles about their chosen movies, they can practice the skills of context clues and deductive reasoning. This...

Learners will have fun trying to trick their classmates in this interactive ten-frame riddle activity. After choosing a number and filling in the frame, they create three clues to challenge a classmate trying to guess their number. A...