Many of us have had to study probability and statistics in college. With a Galton Board, you will have an easier time understanding the normal distribution. It visualizes randomness, central limit theorem, regression to the mean, and other statistical concepts.
Galton Board Probability Demonstrator -- Gadgetify
The Galton Board has 3000 beads that move through rows of pegs when you rotate it on its axis. The above video shows it in action.
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