Make a DIY balance with a few simple materials from the craft store. The balances are great for math and science learning centers in preschool and pre-k classrooms. Use them in sensory bins too. A great way to explore the concept of weight in early childh
School science/garden idea: This frame made to look like a flower pot adds visual charm to growing lima beans with kids. Wet a paper towel and put it in a sealed bag with a few beans. Change the wet paper towel every few days.