Are your kids a little nervous for that first day back? Get them in a mellow mood with this groovy lava lamp experiment. Plus they’ll learn about the scientific properties of oil and water.

Engaging kids with hands-on experiments activates multiple parts of the brain, which means they’re more likely to retain what they’ve learned. It’s really true—science can be fun!

Check out the video above for three weather experiments that are sure to captivate and educate. These hands-on activities ...