Catapult+Workshop+Page+2

=Session 4 : Designing the Throwing Arm...=

The Bulldogs' Catapult:

 * [[image:P1270214-1.JPG width="266" height="351"]]

tyre tubes knotted together...
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**Modification!**
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 * [[image:P1270228.JPG width="273" height="348"]]

Third time lucky ...
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 * [[image:P1270226-1.JPG width="280" height="391"]] || [[image:P1270224.JPG width="373" height="258"]]

The Bulldogs are now in business!
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The Athenians' Trebuchet:

 * [[image:P1270213.JPG width="311" height="399"]]

by hitting the ground with a bang...
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arm ready for release...
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 * [[image:P1270225.JPG width="323" height="246"]]

Adding the ropes...
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Perfect!
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