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

In this activity, learners make a paper model of a polymer, then make Silly Putty, an actual polymer.

In this activity, learners investigate the effect of heat on a reaction.

In this electrochemistry activity, young learners and adult helpers create a battery from a potato to run a clock.

This activity investigates how bark beetles can threaten forests by having learners estimate the number of infected trees from a photo.

In this chemistry investigation, learners combine common cooking substances (flour, baking powder, sugar, salt, pepper, oil, water, food coloring) to explore mixtures.

In this activity, learners explore atoms as the smallest building blocks of matter. With adult help, learners start by dividing play dough in half, over and over again.

Learners observe different light sources, outdoors and indoors, using prism glasses (diffraction glasses) and color filters.

In this activity, learners discover how a cabbage juice indicator helps identify acids and bases, and how iodine indicates the presence of starch.

This activity teaches combustion as the interaction of a fuel source and oxygen.