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Crystal Creations: Grow Spikes of Crystals in the Sun
The ExploratoriumAdd to list DetailsThis activity shows you how to make amazing crystal spikes using Epsom salt and the sun. When Epsom salt is dissolved in water and placed in a container in the sun, the water evaporates, leaving...
Rain Machine (Solar Still)
U.S. Department of Energy's Office of Energy Efficiency and Renewable EnergyAdd to list DetailsIn this activity, learners work in groups to build simple solar stills filled with salt water. After the stills are complete, learners observe what happens when they place the stills in the sun....