It’s a bird, it’s a plane, it’s … 4-Hers? That may well have been the thought of some Bartholomew County 4-H fairgoers Friday morning, as a small group of students launched model rockets at the ...

When building a model rocket, it can be fun to get into the maths of it all—calculating the expected performance of your build, and then seeing how it measures up in the real world. To aid in that ...

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