Materials: 12″ piece of string, paper punch, 1/2 gallon plastic milk container, 6 index cards, round balloon, scissors, 6″ paper plate, 4 pencils, masking tape

Problem: You will have 3 minutes to discuss your solution, and 5 minutes to construct. During the 5 minutes, you may not talk. Construct a musical instrument that will play at least 2 different tones. Additional tones will be worth 15 points each. You will receive up to 5 points for each item used from the supply list.