Mrs. Charles takes your kids through two simple science activities, one showcasing a chemistry principle (endothermic reaction) and one showcasing a physics principle (inertia).
SUPPLIES
Endothermic Baggies:
– 1 tsp citric acid
– 1 tsp baking soda
– 1 quart resealable plastic storage bag
– water
Marbles Game:
– 2 paper plates
– scissors
– marble or small ball
– tape
– ruler
– marker