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Learners mix a solution of luminol with hydrogen peroxide to produce a reaction that gives off blue light.

In this activity related to Archimedes' Principle, learners use water displacement to compare the volume of an expanded gummy bear with a gummy bear in its original condition.

This lesson introduces learners to the world of nematodes (roundworms).

In this activity, learners will explore how the human brain interprets environmental stimuli.

Just like birds, some dinosaurs had air-filled (pneumatic) bones, which made the dinosaurs' skeletons lighter.

This activity features two connected hands-on activities about dinosaur bones.