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A Behind the Scenes Look at Science Fair Judging

By Blog Editor Susan Wells A few weeks ago, I was asked to be a judge at a local middle school's 8th grade science fair. I was so excited to volunteer to take on title of Science Fair Judge for the first time. I had no idea what to really…

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…

Water Flowing Uphill?

Not exactly... but this stuff is really cool. It's probably best described as a self-siphoning gel. The chemical is called polyethylene oxide or Polyox and it has an incredibly large molecular weight - about 4 million. When the powder is mixed…