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Doctors often send a sample of blood to a lab, to make sure their patients are healthy.

Learners mix liquid water with solid cornstarch. They investigate the slime produced, which has properties of both a solid and a liquid.

This is written as a display, but can easily be adapted to a hands-on activity. Learners observe and shake containers of shiny liquids.

In this activity, learners will create glitter bottles with adult supervision. These are a fun way for little ones to practice observing and making comparisons.

In this activity, learners will explore the chemistry of cooking. They will learn about--and observe--the Maillard Reaction as they make their own browned butter.

The "Rocket Reactions" activity is an exciting way to learn about how materials interact, behave, and change.

Learners observe a sealed test tube containing a small amount of solid stearic acid.