51 Interesting Ways to use QR Codes to Support Learning | The Curious Creative - 0 views
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New post: 51 Interesting Ways to use QR Codes to Support Learning http://t.co/V8l3BItSgA
A Brief Visual History of Weapons - 0 views
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http://www.theatlantic.com/video/index/393683/a-brief-visual-history-of-weapons/ From the axe, which originated in 1,000,000 B.C., to today's killer drones, mankind's use of weapons has been varied and incredibly inventive. Weapons have changed history and aided in the rise and fall of civilizations. For example, gunpowder, a Chinese invention, led to the development of cannons and guns-revolutionizing warfare in the Middle Ages and beyond.
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