Design It! Straw Rockets Guide   Stock #: 651816 Price: $9.95 Quantity: Quantity in Basket: none BUY IN BULK! Quantity: 10-99999 Price Each: $8.95 SAVE MONEY! One drinking straw nested inside another forms the basis of this challenge. Using this arrangement, children launch the outer straw like a toy rocket by blowing. Then using a sandwich bag propulsion system, children test different kinds of fins while trying to refine their toy rockets so that they hit targets consistently. Instructional material only. Also see Explore It!

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