Christmas tree absorptionFREE Science for Seniors Tuesday activity - How do live Christmas trees still absorb water after being cut down? Materials: Fresh...
Dancing Paper DollsMaterials: Tissue paper, scissors, pane of glass, metal dinner plate, two hardback books of the same size and a wool cloth. Process: Cut...
Observe cells in actionExperiments: How do cells exchange liquids? Materials: Ice tea glass, teaspoon of salt, warm water, parchment paper, rubber ban, plate...
Houseplants in ActionAs winter draws near and plants move indoors to avoid frost, here is a way to demonstrate how plants generate oxygen! Materials: Glass...