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July 4th Science - Exploding Watermelons

Over the years, the exploding pumpkin demo is right up there at the top of my short list for my all time favorite, crowd-pleasing science demonstration. But who wants to wait a whole year just to do the demo again? That's why we're working on…

Exploding Watermelons

I love Halloween. One of my favorite activities is to "carve" pumpkins using a simple reation inside the fruit. First, you carve the face then carefully replace pieces. After creating a reaction by generating a gas inside and igniting it (ask…