Materials: 2 plastic funnels, 4' to 8' of plastic tubing 3/8" thick (available at hardware stores), tape
Directions: Fit each end of the plastic tubing in one
of the funnels and tape in
place. Have one child hold a funnel to their ear while another child
talks in. the other funnel. How does sound get from one funnel to
Adaptations: Make individual phones with paper cups, string, and paper clips. Poke holes it! the bottom of two cups and thread the string through the holes. Tie a paper clip to the ends of the string to keep them in the bottom of the cup. Let children take turns speaking and listening with the "cup phones."
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