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This week we tested our rocket straws.There were 3 rockets we made on had 4 fins,2 fins and 1 fin.For the 4 fin rocket straw our highest distance was 5.35.The 4 fin rocket straw was our best rocket.The 2 fin rocket's highest distance was 4 cm and 19 cm.The 1 fin rockets highest distance was 4.25.The 4 fin's rocket average was 4.46333333333.The 2 fin rocket average was 3.09666666667
and the 1 fin rockets average was 3.84.