10 lbs) ~ free or nearly free, if you have it cups corn starch (approx. 1 cup + 3 tablespoons) teaspoon dish soap (e. Dawn Dishwashing Liquid) water (about 1 cup) optional: 1 teaspoon Tea Tree Oil (for antibacterial properties)
How to set up the science center (with freebies) in your early childhood classroom. One of the BEST articles I've read on science centers both general and specific. Also provides fiction and nonfiction texts to pair with the centers.