Recycled DIY iPhone Speaker

With a paper cup and a cardboard tube, you can make a working iPhone speaker and use it as a way to incorporate sound experiments into the classroom. This fun Recycled DIY iPhone Speaker would make a cool STEM activity that demonstrates how sound can be amplified. Everyone knows that iPhone speakers are tiny, so why not use that to your advantage in these sound experiments for kids? Your students will be amazed when they find out how practical science activities can be.

Estimated CostUnder $10

Time to CompleteUnder an hour

MaterialsRecycled Materials

Primary TechniqueGeneral Crafts

Age GroupElementary School, Pre-Teens