It's Just a Phase
Middle schoolers describe the phases of the moon and play a game with moon phase cards.
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Exploring Moisture on the Outside of a Cold Cup: For Dry Environments
If the area you live in is arid, or the preceding experiment in this unit didn't yield obvious results, use this one in place of it to help reveal where condensation comes from. The mini unit that this is part of a comprehensive...
3rd - 8th Science