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!
SciShow
Filippo Brunelleschi: Great Minds
Hank talks about Renaissance architect, engineer, and professional cranky guy Filippo Brunelleschi in this "Great Minds" dose.
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...
SciShow
Do Epsom Salt Baths Do Anything?
You come home from an intense workout, muscles aching, and lower yourself into a warm epsom salt bath from some sweet relief. But are all those extra minerals really helping soothe your pain?
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...
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.
Science360
Smart phone beats paper for some with dyslexia - Science Nation
Matthew Schneps is a researcher at Harvard University with a doctorate in physics from the Massachusetts Institute of Technology (MIT). He also happens to have dyslexia, so reading has always been a challenge for him. That is, until he...
Curated Video
Equivalent Fractions: Understanding Denominators of 10 and 100 Using a Number Line
In this video, the teacher explains how to compare and show the equivalence of fractions with denominators of 10 and 100 using a number line. The lesson emphasizes that the size of the denominator does not determine the value of the...
FuseSchool
Learned Behaviour
What is 'learned behaviour'? Where does it feature in the environment? And how does it compare to 'innate behaviour? In this Ecology GCSE / K12 video learn all of the answers to these questions.
Flipping Physics
Electric Flux and Gauss' Law - Review for AP Physics C: Electricity and Magnetism
AP Physics C: Electricity and Magnetism review of Electric Flux and Gauss’ Law including: Electric flux for a constant electric field, an example of the flux through a closed rectangular box, the electric flux from a point charge, a...
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...
Hip Hughes History
Alexander Hamilton: Economic Policies, Federalist Papers & First Bank of the United States
A broad-concept based video lecture on Hamilton's (and the Federalist Party) economic policies as Secretary of the Treasury under Washington. Includes a sprinkling on the Federalist Papers, the Whiskey Rebellion, tariffs, the National...
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
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
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
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...
Curated Video
Elon Musk's Favorite "Impossible" Riddle - One Mile South, One Mile West, One Mile North
I'm somewhere on earth. I walk one mile south, one mile west, and one mile north. I end up exactly where I started. Where am I? This puzzle is a classic brain teaser that was asked at Microsoft. It is also one of the favorites of Elon...
Curated Video
The Seemingly Impossible Escape Logic Puzzle
An evil logician takes Alice and Bob captive. They have a chance to escape if they can deduce the total number of trees in the prison. Can they figure it out? Source of puzzle wu: riddles forum...
Curated Video
Can You Solve The Lying Fishermen Riddle? A Fantastic Algebra Puzzle
Thanks to Halvor Kjærås for creating this logic puzzle! Barney says he caught 5 fish, and Alfred says he caught 2. But each person fibs about numbers when spoken aloud. Can you figure out how many each person actually caught? My blog...
Curated Video
"UNSOLVABLE" Logic Puzzle: What Are Their Ages?
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...