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In this activity, learners will make a thaumatrope, an old-fashioned optical illusion that dates back to the 1820s.

In this activity, learners build a slide whistle using PVC pipe, bamboo skewer, and piece of foam. Construction of the instrument is relatively simple.

In this activity, learners assemble large cubes to make nano-related images. Learners discover how different objects are related to nanoscience and nanotechnology.

In this activity, learners build a musical drum using a cardboard tube, plastic wrap, and beads.

In this optics activity, learners build a spy tool to secretly view things over walls or around corners.

In this activity, learners explore sound by constructing a simple piano out of wood and craft sticks.