Smithsonian Institution
Watching Crystals Grow
Amazing science can sometimes happen right before your eyes! The class gets cozy as they watch crystals grow. They use Epsom salts, rocks, and food coloring to create crystals. They'll observe the entire process, documenting every step...
Earth Day Network
Staying Green While Being Clean
Clean up the environment with a instructional activity that focuses on replacing hazardous cleaning supplies with green, environmentally-friendly products. Using a dirty patch of surface as a control area, kids clean other parts of...