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In this activity, learners sublimate dry ice and then taste the carbon dioxide gas.

In this online activity, learners experience the thrill of pickle making, and explore how a cucumber becomes a pickle.

In this demonstration/activity, learners observe as a regular size marshmallow is blown through a tube made from a manila file folder.

In this activity, learners stain fabrics--on purpose!

In this activity, learners use gelatin as a lens to investigate the properties of laser light.