applesauce
Wednesday, November 24, 2010
Technological Discoveries From Other Blogs
Frank's Blog--Magnetic Compass--invented 1302 CE
Alex's Blog--Bows--invented 25000 BCE
Young's Blog--Sandals--invented 8000 BCE
Joe's Blog--Axe--invented 9500 BCE
Mengjie's Blog--Medieval Catapults--invented 399 BCE
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