Physics Girl
Can you solve the $20 riddle? ft SMBC Comics' Zach Weinersmith
I sit down with Zach Weinersmith from SMBC comics to ask him some physics trivia and logic riddles!
Curated Video
21 Riddles to Pump Up Your Detective Muscle
Hey there! Ready to test your brainpower? We've got 21 riddles that'll really give your detective skills a workout. These puzzles are perfect for sharpening your mind and having some fun at the same time. Gather your friends or go solo,...
Physics Girl
MIND-BOGGLING HIKER RIDDLE ft Anne Wojcicki
I ask Anne Wojcicki, founder and CEO of 23andMe to answer some logic and physics riddles. Yes, it's mean and fun.
Curated Video
HOW SMART ARE YOU? 80% FAIL The Dance Club Line Logic Riddle
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...
Curated Video
The Four Color Codes Logic Riddle
Mr. White, Mr. Blue, Mr. Brown and Mr. Pink are wearing shirts that match their names, but no one is wearing the same color shirt as their name. They exchange a few words that give hints about what color shirt each person is wearing. Can...
TED-Ed
TED-Ed: Can you solve "Einstein's Riddle"? - Dan Van der Vieren
Before he turned physics upside down, a young Albert Einstein supposedly showed off his genius by devising a complex riddle involving a stolen exotic fish and a long list of suspects. Can you resist tackling a brain teaser written by one...
TED-Ed
TED-Ed: Can you solve the sorting hat riddle? | Dan Katz and Alex Rosenthal
It's your first day at Magnificent Marigold's Magical Macademy. But before you can learn your first spell you must get through the sorting ceremony. And the sorting hat has chosen you for a special challenge. The Macademy had 8 founders...
TED-Ed
Can you solve the logician's rave riddle? | Edwin Meyer
Once a year, thousands of logicians descend into the desert for Learning Man. At the center of that gathering is the world's most exclusive club, where under the full moon the annual logician's rave takes place. The entry is guarded by...
TED-Ed
TED-Ed: Can you solve the secret sauce riddle? | Alex Gendler
One of the top chefs from Pasta Palace has been kidnapped by operatives from Burger Bazaar hoping to learn the location of their secret sauce recipe. Little do they know that a third party— Sausage Saloon— has sent you, their top spy, to...
TED-Ed
Can you solve the fantasy election riddle? | Dennis E. Shasha
After much debate, the realm has decided dragon jousting may not be the best way to choose its leaders, and has begun transitioning to democracy. Your company was hired to survey the citizens of the land and predict which candidate will...
TED-Ed
TED-Ed: Can you solve the riddle and escape Hades? | Dan Finkel
The underworld is overcrowded, and Zeus has ordered Hades to let some spirits out. Hades arranges all the souls of the dead in a line before Cerberus. When one of his three heads bites down on the soul in front of it, they'll get...
Curated Video
Put Your Math Skills to the Test with This Logic Puzzle! | Math Picture Puzzle 8
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.
Curated Video
THIS is a 4th grade math puzzle? | Logic Puzzle for Kids 10
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.
Curated Video
This Optical Illusion Reveals If You Are Logical Or Emotional
This Optical Illusion Reveals If You Are Logical Or Emotional
TED-Ed
TED-ED: Can you solve the three gods riddle? - Alex Gendler
You and your team have crash-landed on an ancient planet. Can you appease the three alien overlords who rule it and get your team safely home? Created by logician Raymond Smullyan, and popularized by his colleague George Boolos, this...
TED-Ed
TED-Ed: Can you solve the prisoner hat riddle? - Alex Gendler
You and nine other individuals have been captured by super-intelligent alien overlords. The aliens think humans look quite tasty, but their civilization forbids eating highly logical and cooperative beings. Unfortunately, they're not...
TED-Ed
TED-Ed: The famously difficult green-eyed logic puzzle - Alex Gendler
One hundred green-eyed logicians have been imprisoned on an island by a mad dictator. Their only hope for freedom lies in the answer to one famously difficult logic puzzle. Can you solve it? Alex Gendler walks us through this green-eyed...
Let's Tute
Mess of 100 Bucks: Calculating the Loss
In this video, the teacher describes a scenario where John sells a cap for $50 with no profit or loss. However, a buyer comes with $100 and John has to give change. After some complications, the teacher poses the question of how much...
Curated Video
"Impossible" Logic Puzzle - How Many Liars Are At The Party?
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...
Curated Video
TED-Ed's Frog Riddle Is Wrong
TED-Ed presented a riddle last week based on a classic probability problem. However in the riddle there is a small and seemingly insignificant detail that changes the calculation. In this video I present the pertinent details of the frog...
Curated Video
The HARDEST Logic Puzzle Ever (Simpler Version): Two Doors To Freedom Riddle
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...
Curated Video
Can You Solve The Mind-Twisting Logical List Riddle?
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...
Curated Video
The 3 Jug Riddle
You have a full 12 liter jug and empty 5 and 8 liter jugs. Can you measure exactly 6 liters? This problem dates to 1484 and was posed in the context of a milkman making a home delivery to a customer. The story goes this riddle so...