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In this activity, learners explore ray optics. Learners discover that they can use a magnifying glass to create an upside-down image.

In this physics demonstration, learners will be surprised when a handkerchief holds water in an upside-down glass.

In this collecting/comparing activity, learners work with samples of sand from different places like a lakefront, river, or ocean beach.

In this activity (on page 2) about fingerprint analysis, learners use graphite from a pencil and scotch tape to capture their fingerprints.

This activity gets learners looking at 6-sided shapes in nature, including the cells of a beehive, as well as other shapes.

This is a highly visual demonstration that illustrates both the effects of density and chemical reactions.