Few kids can resist a good science experiment, and I have always found the best ones to be those that are easy to set up, use materials you already have around the home, and are as fun or interesting ...

This experiment demonstrates how water at different temperatures has different densities, creating beautiful layering effects. You'll see how warm and cold water interact and learn about density ...

Audrey O'Grady receives funding from Science Foundation Ireland. She is affiliated with Department of Biological Sciences, University of Limerick. Many people think science is difficult and needs ...