Egg Geodes-- awesome Earth Science experiment!!
Kids science experiments
Very cool visual science experiment
ice melt science experiment with salt in silicone molds for the holidays
Create these crazy colorful icicles- from "24 science experiments adults can also enjoy" http://www.buzzfeed.com/peggy/kids-science-experiments-that-adults-can-enjoy-too?utm_campaign=socialflow_source=twitter_medium=buzzfeed
"Elephant Toothpaste" Foaming Science Experiment
Dry Ice Science Experiments
Summer Science Experiments with Oil and Ice- this experiment explores liquids, colors, reactions, and more! (The ice helps cool down a hot day, too! )
Creating Colorful Icicles ~ A fun winter science experiment for kids!