Instructional Video2:21
Curated Video

Maths Puzzles Part 5

3rd - Higher Ed
In our fifth puzzle video we provide four maths puzzles with solutions. Perfect for a maths lesson starter.
Instructional Video2:11
Curated Video

Maths Puzzles Part One

3rd - Higher Ed
This video contains four maths puzzles with answers. These maths puzzles are great for brain training and for lesson starters. Pause the video while you work each one out.
Instructional Video2:07
Curated Video

Maths Puzzles Part 3

3rd - Higher Ed
This video provides four maths puzzles and answers. The activities can be used as a lesson starter.
Instructional Video4:58
Curated Video

Maths Puzzles and Solutions Part 2

3rd - Higher Ed
This video provides a range of maths puzzles and explains the solutions to each puzzle. A great activity for a lesson starter or brainteaser.
Instructional Video3:22
Curated Video

Maths Tricks Part Two

3rd - Higher Ed
This video provides three magic maths tricks you can use to practice arithmetic skills or as lesson starters. Examples are given to show how the maths tricks work.
Instructional Video1:58
Curated Video

Problem Solving Puzzles

3rd - Higher Ed
This video contains four maths puzzles with answers. These maths puzzles are great for brain training and math lesson starters.
Instructional Video6:33
Curated Video

Two Grade School Math Questions Stumping Adults Worldwide Right Now

6th - 11th
Media outlets around the world are reporting on these math problems that have "flummoxed" everyone. As these got so much attention, I wanted to share some of the headlines and give a small discussion about what I think is the real lesson...
Instructional Video2:55
Curated Video

Chicken and Eggs (Solve multiplicative comparison word problems involving finding the size of the group using drawings)

K - 12th
Flopsy and Mopsy are egg-laying chickens. Today Flopsy laid 8 eggs, then she asked Mopsy: How many eggs did you lay today? Mopsy likes riddles, so she didn't answer the question directly. She said to Flopsy: You laid 4 times as many eggs...
Instructional Video5:24
Curated Video

A 10 Year Old Discovered This (Sum 1 To 100 - Based On True Story)

6th - 11th
It's the final play of the 1787 World Math Championships. The talented 10-year old Gauss faces a challenging question from his math teacher. Will the young student show up his teacher, or does he still have lessons to learn? I wanted to...
Instructional Video5:20
TED-Ed

Can You Solve the Giant Cat Army Riddle?

8th - 12th
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.
Instructional Video6:01
TED-Ed

Can You Solve the Seven Planets Riddle?

6th - 12th
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...
Instructional Video5:12
TED-Ed

Can You Solve the Virus Riddle?

6th - 12th
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...
Instructional Video4:34
TED-Ed

Can You Solve the Prisoner Hat Riddle?

5th - 12th
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...
Instructional Video4:34
TED-Ed

Can You Solve the Counterfeit Coin Riddle?

7th - 12th Standards
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...
Instructional Video4:49
TED-Ed

Can You Solve the Fish Riddle?

6th - 12th Standards
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.
Instructional Video3:49
TED-Ed

Can You Solve the Locker Riddle?

7th - 12th
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...
Instructional Video3:50
TED-Ed

Can You Solve the Dark Coin Riddle?

6th - 12th
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.
Instructional Video4:53
TED-Ed

Can You Solve the Three Gods Riddle?

7th - 12th
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.
Instructional Video4:18
TED-Ed

Can You Solve the River Crossing Riddle?

6th - 8th
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...
Instructional Video3:51
TED-Ed

Can You Solve the Vampire Hunter Riddle?

6th - 12th
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.
Instructional Video5:02
TED-Ed

Can You Solve the Buried Treasure Riddle?

6th - 12th
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.
Instructional Video4:44
TED-Ed

Can You Solve the Penniless Pilgrim Riddle?

9th - 12th
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.
Instructional Video4:12
TED-Ed

Can You Solve the Temple Riddle?

7th - 12th
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...
Instructional Video3:24
TED-Ed

Can You Solve the Jail Break Riddle?

6th - 12th
How can you accurately measure 45 seconds with two 60-second fuses and a lighter? A video takes learners through a logic puzzle that helps a bank robber break out of jail before the electric fence comes on.