Pathfinders Catapult Kit
Objects fly 10 ft or more - imaginations fly further! Pathfinders' innovative wooden science kits build working replicas of infamous and powerful, medieval siege engines, the Siege Tower, the Catapult and the Trebuchet. A wonderful lesson in how basic mechanical principles turned simple materials into very useful and effective tools.
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July 17th in the Year 1945
World War II: Potsdam Conference
U.S. President Harry Truman, British Prime Minister Winston Churchill, and USSR Premier Joseph Stalin met on this day in 1945 for the Potsdam Conference. They talked about peace following WWII.
Learn more . . .
http://encarta.msn.com/encnet/refpages/refarticle.aspx?refid=761554624
Other events that occurred in the year 1945...
Other events that occurred on July 17th...
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SOURCE: Wikipedia, The Free Encyclopedia (http://en.wikipedia.org)
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