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In this activity (on page 5 of PDF), learners use dry ice and household materials to make scientifically accurate models of comets.

Learners analyze candy-coated sweets using chromatography. Learners use this method to separate the various dyes used to make colored candy.

Learn about dyes and mordants (fixatives) when you tie-dye fabric with Kool-Aid™ and vinegar. The colored molecules in Kool-Aid™ form a chemical bond between the fiber and dye molecules.

Learners observe different paper samples under ordinary room light and under a black light to learn some of the chemical differences between different types of paper.