Stage 1
I’m about to drop a ball from up here. Which bin do you think it lands in?
The black dots on the board are pegs. We’ll drop balls from the top. Each time a ball hits a peg, it bounces left or right — with equal odds either way.
Other Content
- Towers of HanoiMove all disks in the minimum number of moves!
- Birthday ParadoxWhat's the probability of a shared birthday in a group of 23 people?
- Caesar CipherEncode and decode messages using a Caesar cipher.
- Collatz ConjectureUnsolved since 1937: does every number eventually reach 1?
- Königsberg BridgesCan you cross all seven bridges exactly once?
- Map ColoringCan every map be colored with just 4 colors? Explore the Four Color Theorem.
- Pappus's Hexagon TheoremTwo lines, six points, six segments. Why do the intersection points always line up?