Here are some pics of our crossbow inspired Tennis ball launcher.
This project cost $7.54
As you can see we made the tennisball launcher out of wood, nails, surgical tubing and a cardbord tube.
Thursday, September 6, 2007
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1 comment:
Great pictures. Perhaps would be good if along with them you post some text and explain what you did and what is the theory you used in construction. What did you learn from this?
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