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Disappearing Colors
SciencenterAdd to list DetailsIn this challenge, learners figure out how to make a juice stain disappear. (Younger learners will definitely need assistance, and safety instructions are included in the PDF.) First they...
There's Always Room For JELL-O
National Health MuseumAdd to list DetailsIn this activity, learners cut wells in JELL-O© and load the wells with different detergent solutions. With this simple digest, they observe that many, but not all detergents contain an active...