Vibrations in the air create sound!
People of all ages love the razzy, jazzy Kazoo sounds that come from this fun-to-make and easy-to-play musical instrument. Vibration is the key to making sounds and this harmonica uses a rubber band trapped between tongue depressors (Jumbo craft sticks). Changi..
Superabsorbent-polymer in bead form
These tiny beads can soak up and hold over 100 times their weight in water! Each bead maintains its spherical shape and color. Observe how the beads absorb water over time. Create a fun illusion using the optical properties of the beads.
Curriculum topics: M..
A personable wind vane with its beak to the wind
Create a playful, easy to make wind vane which will point to the source of the wind!
Curriculum topics: Wind, Weather, Fluids, Atmosphere
Kit includes: Idea Sheet, 20 paper cones, 10 jumbo straws, 10 wide straws, 10 metal washers, 10 foam was..
Get wound up with wind power!
Use this enhanced pinwheel to measure the mechanical energy that can be obtained from moving air.
Curriculum topics: Wind, Energy Conservation, Alternative Energy, Investigations
Kit includes: Idea Sheet, 10 pinwheel, 10 foam block, 10 wooden dowel, 20 straw se..