FREE kit with purchase! Use coupon code: BTSFREE17
What's all the buzz about?
Give this little noisemaker a whirl to learn about the effects of air passing over a taut rubber band. As it vibrates, the rubber band can generate a surprising range of deep rumbling tones. How can the pitch be changed? Experiment to find the answers.
Curriculum topics: Sound, waves, force and motion
Kit includes: Idea Sheet, 10 jumbo craft sticks, 10 pieces of string, 10 index cards, 10 rubber bands, and 20 adhesive foam pieces
Number served: 10
Recommended for ages 4 and up.
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