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 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
Can you solve this 4th grade math puzzle?
Grab the free worksheet that goes along with this puzzle here: https://doodlesanddigits.myflodesk.co... 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...
Virtually Passed
Math Puzzle - Inventing a function
What is a function f(x) such that: x f(x) 1 1 2 1 3 2 4 2 5 3 etc... The trick to solving this puzzle is to find a function which returns 1 for even numbers and 0 for odd numbers!
Virtually Passed
Math Puzzle - Running on sand
What path should you run along the beach to get from point A to point B in the least time? As you get closer to the sea, the faster you run!
Virtually Passed
Math Puzzle - climbing a mountain
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?...
Virtually Passed
Math Puzzle - Zombies!!!
500 Humans are at war with 500 Zombies! Assume Humans die at a rate proportional to the number of zombies. dH/dt = - 3Z (H = humans at any time t, and Z = zombies at any time t) Assume all dead humans convert to zombies, and zombies die...
Virtually Passed
Math Puzzle - ball in parabolic dish
What is the largest radius of a ball that can rest at the base of a parabolic dish?