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In this activity, learners combine two substances (plaster of Paris and water) to make a cast of an object's imprint in clay.

This lesson (on pages 15-24 of PDF) explores how sound is caused by vibrating objects. It explains that we hear by feeling vibrations passing through the air.

In this activity on page 7 of the PDF (Chemistry—It’s Elemental), learners use iodine to identify foods that contain starch.

Learners write or draw with white crayon on white paper. They look and feel to detect their marks on the paper. Then, learners paint over their paper with watercolor paint.

Learners make their own acid-base indicator from red cabbage. They use this indicator to test substances around the house.

In this activity, learners mix milk, vinegar, baking soda, and water to create sticky glue. Use this activity to explain how engineers develop and evaluate new materials and products.

In this fun hands-on activity, learners whip up a batch of cyber-dough (play dough) using math for measurements.

An outdoor scavenger hunt helps learners consider the theme of "What Is Life?" Learners explore what living organisms are, including how organisms meet basic needs of food, shelter and water to surviv

In this experiment, learners separate different types of molecules in marker inks (using a technique called "thin layer chromatography").

In two separate bags, learners mix water with Epsom salts and detergent.

In this activity, learners explore chemistry and the microbial world by making their own sourdough starter and bread at home using only flour and water.

In this activity, learners are invited to imagine the park of their dreams!