CREATING A CATAPULT WITH POPSICLE STICKS AND RUBBER BANDS.
The students from 4th grade created a catapult to demonstrate and learn the principles of energy.
STANDARD:
4th- 4-PS3-2. Make observations to provide evidence that energy can be transferred from place to place by sound, light, heat, and electric currents.
4-PS3-4. Apply scientific ideas to design, test, and refine a device that converts energy from one form to another.