Light projected through a drop of water reveals an abundance of life.

Light leaves leaves light.

Falling dominoes model signal transmission in a neuron.

Do your ears hang low—and what do textbooks know?

Explore variations in skin shade and tone.

Hunt for prey and discover the meaning of evolutionary “fitness” in this physically active group game.

Explore how different deodorants work.

Your skin and two different metals create a battery.

Make a hands-on model for radioactive decay.

Discover how antibodies launch attacks on invaders.

Explore the body’s first line of defense against pathogens.

Explore the size and scale of microscopic biology.