In this video I show how I turn an old pumpkin into a hands on science lesson for my students. We predict and measure the pumpkins weight and circumference, count seeds, and test whether it will sink ...

Using concepts students are already familiar with — like how bottles vibrate — can serve as a helpful anchor for more complex topics.

Provided content. One ball on a Plinko board is unpredictable. Drop a thousand and they form a near-perfect bell curve—one of math’s most powerful ideas for 150+ years.