Kids can help with the set-up, which consists of making and coloring Jell-O, and then delight as they guide dinosaurs on a romp across the squelchy, rainbow terrain.

This rainbow collage art is such a neat idea, and can teach kids about an artistic philosophy while they have fun. Deconstructionism lets them use familiar shapes and images in new and creative ways.

Kids will have so much fun — and learn about chemistry — with this exploding DIY rainbow experiment. Plus, it's super-easy to pull off.

Learn about capillary action with this simple and colorful rainbow celery food coloring experiment. This experiment allows you and your child to talk about the circulatory system and "capillary ...