Matthew Oldridge
3 min readMar 3, 2019

Too Random, Or Not Random Enough: Student Misunderstandings About Probability In Coin Flipping

A related reasoning prompt for probability. Is this possible? Why or why not?

On the one hand, simple experiments like dice rolling, coin flipping, and spinning spinners are very much overdone in elementary curricula around the world. On the other hand, they can be a way to experience and understand some truly massive ideas about chance.

Here is a lesson idea for coin flipping. I also wrote about this in my book, Teaching Mathematics Through

Matthew Oldridge

Writing about creativity, books, productivity, education, particularly mathematics, music, and whatever else “catches my mind”. ~Thinking about things~