Lots of kids learn Rock Paper Scissors as their first game of likelihood and rules

https://rock-paper-scissors-gambling-game-c-j-m-e1-707.lumenforgex.com/posts/the-people-who-are-closest-to-rock-paper-scissors-gambling-game-uncover-big-secrets

Numerous kids discover Rock Paper Scissors as their first game of probability and rules. It teaches fairness, turn-taking, and how results depend upon choices.