Tree felling on the Wilderness Canoe Expedition Semester. The importance of working with gravity and why we should be thankful to Isaac Newton and his great invention from 1514.
Tree Felling And Gravity | JMB Vlog 159
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Tree felling on the Wilderness Canoe Expedition Semester. The importance of working with gravity and why we should be thankful to Isaac Newton and his great invention from 1514.