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In this activity, learners discuss and investigate how cameras, telescopes, and their own eyes use light in similar ways.

Learners follow directions to construct a water-powered electrical generator using a turbine made from plastic spoons.

In this activity, learners carry out a scientific investigation of dust in their classroom. Learners produce an analysis on graph paper of the dust they collect over the course of a few days.

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.