Winter means a lot of indoor time, and I've learned that science experiments are a lifesaver on those long, cold days. The best part? You don't need anything fancy. Baking soda, vinegar, food ...

Hands-on activities can make science feel less like a school chore for kids. At the same time, baking-soda volcanoes and slime concoctions can be a clean-up nightmare for parents. Here are a few home ...