Instructional Video7:28
Curated Video

Can you solve this elementary math puzzle? | Fun Classroom Warm-Up Activity for grades 3-5

K - 5th
Ready to boost your students' mathematical thinking with fun and engaging puzzles? Our visual math puzzles are perfect for grades 3, 4, and 5! Use this math logic puzzle as a daily warm-up to get your students' minds sharp and ready for...
Instructional Video6:56
Curated Video

Put Your Math Skills to the Test with This Logic Puzzle! | Math Picture Puzzle 8

K - 5th
Engage your 3rd, 4th, and 5th graders with this exciting visual math puzzle! Perfect as a daily math warm-up, this math logic puzzle encourages students to think critically and share their problem-solving strategies.
Instructional Video6:55
Curated Video

THIS is a 4th grade math puzzle? | Logic Puzzle for Kids 10

K - 5th
Engage your 3rd, 4th, and 5th graders with this exciting visual math puzzle! Perfect as a daily math warm-up, this math logic puzzle encourages students to think critically and share their problem-solving strategies.
Instructional Video7:01
Curated Video

Breakfast as a math puzzle??| Math Puzzle 9 for Kids

K - 5th
Engage your 3rd, 4th, and 5th graders with this exciting visual math puzzle! Perfect as a daily math warm-up, this math logic puzzle encourages students to think critically and share their problem-solving strategies.
Instructional Video7:17
Curated Video

Crack the Code! Fun Math Puzzle for Kids | Grades 3-5

K - 5th
Ignite your students' love for math with this mind-boggling visual math puzzle, perfect for grades 3, 4, and 5! This fun and challenging math logic puzzle is ideal for a daily warm-up, sparking curiosity and enhancing critical thinking...
Instructional Video7:07
Curated Video

Can you solve this puzzle? | Math Puzzle For Kids 6

K - 5th
This visual math puzzle, or math logic puzzle as some teachers call it is perfect for grades 3, 4 or 5. I loved to use these math warmups before class every day to encourage students to start thinking mathematically and to share their...
Instructional Video6:54
Curated Video

Can you crack this code? | Math Puzzle For Kids 7

K - 5th
This visual math puzzle, or math logic puzzle as some teachers call it is perfect for grades 3, 4 or 5. I loved to use these math warmups before class every day to encourage students to start thinking mathematically and to share their...
Instructional Video4:23
TED-Ed

TED-Ed: How do animals see in the dark? - Anna Stockl

Pre-K - Higher Ed
To human eyes, the world at night is a formless canvas of grey. Many nocturnal animals, on the other hand, experience a rich and varied world, bursting with details, shapes, and colors. What is it, then, that separates moths from men?...
Instructional Video3:00
Curated Video

Discovering Tokyo: History, Culture, and Must-See Sights

Pre-K - Higher Ed
The world’s most populous area with 35 million people and one of the most expensive to live in - Tokyo. Explore and find out why Tokyo is worth a visit. The city is teeming with history, culture and sites.
Instructional Video6:24
Virtually Passed

Math Puzzle - climbing a mountain

Higher Ed
It takes 4 days to climb to the peak of a mountain. Unfortunately your bag can only hold 3 days worth of food. By stockpiling food at camps along the way, what is the shortest time it will take to climb the mountain and get back down?...
Instructional Video8:57
Curated Video

You Need A Smart Strategy To Solve This Math Olympiad Game

6th - 11th
Thanks to James M. for this suggestion! You roll a dice up to 3 times, stopping after any roll you wish. You get paid the value of the roll you stop. If you play optimally, what is your expected payout? (more precise wording in video) My...
Instructional Video4:35
Curated Video

Can You Solve The Rabbit Race Logic Puzzle?

6th - 11th
How can 10 rabbits plan races so each rabbit "beats" every other rabbit in some race? What if there are n rabbits? My blog post for this video: https://wp.me/p6aMk-55O Source I received this problem by email from Stephan who translated...
Instructional Video4:22
Brainwaves Video Anthology

Scot Osterweil - Learning from Play

Higher Ed
Scot Osterweil is the Creative Director of the Education Arcade and a research director in the MIT Comparative Media Studies/Writing Program. He is a designer of award-winning educational games, working in both academic and commercial...
Instructional Video3:34
Curated Video

HOW SMART ARE YOU? 80% FAIL The Dance Club Line Logic Riddle

6th - 11th
There is a long single-file line outside of a dance club. The first person in line is unmarried, and the last person in line is married. Each person in line only looks at the person in front of them. Is a married person looking at an...
Instructional Video4:12
Curated Video

"UNSOLVABLE" Logic Puzzle: What Are Their Ages?

6th - 11th
This is one of those brain teasers that sounds like it's impossible to solve but you can work through it (like the logic puzzle of Cheryl's birthday). A mathematician tells a census taker he has 3 children. The product of their ages is...
Instructional Video3:39
Curated Video

The HARDEST Logic Puzzle Ever (Simpler Version): Two Doors To Freedom Riddle

6th - 11th
An evil warden holds you prisoner, but offers you a chance to escape. There are 3 doors A, B, and C. Two of the doors lead to freedom and the third door leads to lifetime imprisonment, but you do not which door is what type. You are...
Instructional Video3:09
Curated Video

Can You Solve The Marriage Logic Problem? 80% Fail

6th - 11th
Surveys have found 80 percent get this logic problem wrong. Alice is looking at Bob, and Bob is looking at Charlie. Alice is married; Charlie is not. Is a married person looking at an unmarried person? Answer choices are A) Yes, B) No,...
Instructional Video3:55
Curated Video

Seemingly Impossible Puzzle - Who Lost The 4th Game?

6th - 11th
Thanks to Omer from Israel for suggesting this type of puzzle! Three friends rotate playing 1-on-1 basketball games. If A played 8 games, B played 11 games, and C played 15 games, who lost the 4th game? It seems impossible but you can...
Instructional Video13:40
Curated Video

Mathematicians SOLVED The BEST Way To Play Memory/Concentration (Card Game)

6th - 11th
The card game of memory (aka concentration) is a children's game to test visual recall. Strategically you can figure out the best move by doing probability calculations. This video explains the best possible way to play the game...
Instructional Video4:05
Curated Video

Can You Solve The Mind-Twisting Logical List Riddle?

6th - 11th
In a list of 10 statements, the nth statement says there are exactly n false items in the list. Which of the statements, if any, are false? What if the nth statement says there are "at least" n false items? The video presents a solution...
Instructional Video5:55
Curated Video

"Impossible" Logic Puzzle - How Many Liars Are At The Party?

6th - 11th
A party has 100 people who are either liars are truth tellers. Liars always lie and truth tellers always say the truth. After the party you ask each person, "How many truth tellers did you shake hands with?" Each person gives a different...
Instructional Video2:58
Curated Video

Game Theory: Why Cherry Picking Should Not Work In The NBA

6th - 11th
Could cherry-picking work in the NBA? Perhaps it could work in actual play. But in theory, as I suggest using game theory, there are logical reasons why cherry-picking should not work as a dedicated strategy. Sacramento Kings "Owner...
Instructional Video7:23
Curated Video

The REAL Answer To The Viral Chinese Math Problem "How Old Is The Captain?"

6th - 11th
Media outlets around the world went crazy over a 5th grade math exam question in China. But they all missed the real story! The problem actually dates back to French researchers in 1979. In this video I present the real story to the...
Instructional Video3:49
Curated Video

When Is Cheryl's Birthday? Answer To Viral Math Puzzle

6th - 11th
This problem went viral after it appeared on a Math Olympiad test for talented students in Singapore. It's not a trick question! Here's the problem, which I have very slightly re-worded for clarity. Blog post (detailed text explanation):...