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In this activity, learners use clear nail polish to create a beautiful iridescent pattern on black paper. Learners discover that a thin film creates iridescent, rainbow colors.

In this activity, learners turn an ordinary metal coat-hanger into a (very quiet) musical instrument.

This is an online game about the complexities of farming. Learners will "draw" cards and make decisions about how to take care of their farm.

In this chemistry demonstration, learners will discover that phenolphthalein is an acid/base indicator. One learner will read a poem about four witches making a potion.