1. Anonymous

    That is awesome! Reminds me of high school when we made mouse trap and CO2 cars.

    1. Youknowwho4eva

      That was me by the way.

    2. Roman

      CO2 cars where the best, but if we had this technology for building the rockets…

  2. Ken Burke

    And boats! Don’t forget to apply this to boats!

  3. Anonymole

    If the designer had put a “U” turn in the nozzle then the balloon would drag behind more naturally.

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