We re-did a favorite of ours...DIY Lava Lamps. All you need is 4 ingredients! It's lots of fun to watch and the kids love it! Jugglingwithkids.com
Ocean in a Bottle with 3 Simple Ingredients - Happy Hooligans
WOOAH! An extremely EASY to do DIY!! Learn how to make a Galaxy in a Jar with stuff you already have in your home! This DIY costs me NOTHING because I already had everything!
How to Make Homemade Bouncy Balls - very fun children's craft!
Make your own water beads! | 19 Kitchen Science Experiments You Can Eat