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In this activity, learners will make their own prism and use a glass of water to separate sunlight into different colors.

In this activity, learners make a photographic image—without a camera!

Learners follow directions to construct a solar oven that really cooks! The solar oven uses aluminum foil to reflect sunlight into a cooking chamber, which is painted black.

In this outdoor activity, learners discover how the environment around a building affects the growth of plants.

Have you ever heard of a camera without a lens? In this activity, learners create a pinhole camera out of simple materials. They'll see the world in a whole new way: upside down and backwards!

In this outdoor mapping activity, learners explore where plants grow and map plant-distribution patterns.

This fun, nighttime hands-on astronomy activity lets learners explore how long it takes for light from different objects in the universe to reach Earth.

An ordinary camera has a lens that makes an image on film. In a pinhole camera, a small hole replaces the lens.

In this outdoor activity, learners search for the warmest and coolest, windiest and calmest, wettest and driest, and brightest and darkest spots in an area.

In this activity, learners make their own pinhole viewer in order to measure the size of the sun.

In this math activity related to light, learners assemble a photometer and use it to estimate the power output of the Sun.

In this outdoor, winter activity, learners find living green plants under the snow and determine the light and temperature conditions around the plants.