Test the Strength of your hair. Strand of hair 1 small plastic bag (sandwich or snack bags) marbles thread Find someone with long hair and ask an adult to cut one or two hairs. Stick one end of a hair to a small plastic bag with tape and tie the other end around a […]
Watch how water spreads through a plant. • celery stalk with leaves • 2 cups • water • red and blue food coloring • knife Make a cut up the center of the celery. (Only parents should use the knife!) Start at the bottom and go about halfway up so the celery has two “legs.”  Fill each cup with water. […]
Ripe avocado pit 3 toothpicks Glass of water  Stick toothpicks into middle of pit, spacing so that pit can balance inside the rim of the glass, large end down. Fill glass with enough water to cover bottom of pit. Place in warm spot-not in direct sun. Replace water as it evaporates. When a good […]
Molecules on the move: Everything we know is made up of molecules and molecules are always moving! To prove it, take a glass of water and put food coloring in it–but don’t stir. Food coloring is a great way to track how the molecules of water are moving. To take this a step further, get […]
