Discover the meaning of evolutionary fitness in this predator/prey simulation.

Two cylinders that look the same may roll downhill at different rates.

This exhibit displays physiological arousal, a key part of your emotional state.

Construct a simple hydrometer to compare the densities of solutions.

“g,” that’s interesting! Investigating gravity.

Light gets dimmer the farther it travels–and a bit of simple math explains how.

Why the world gets dark so fast outside the circle of the campfire.

Explainers do biology and botany demonstrations.

Explore a famous environmental data set to learn about climate change.

Measure the efficiency of solar cells.

Graphing can be a slippery slope to understanding.