scishow: Why Do Boomerangs Come Back?Learning to throw a boomerang properly takes a lot of practice. And aerodynamics.

scishow: Why Do Boomerangs Come Back?Learning to throw a boomerang properly takes a lot of practice. And aerodynamics.

Salon: Salon: The Outlook Of Mechanically-Minded Students Of Color Could Not Have Been Helped By The Fact That Yesterday, Police In Texas Arrested A Ninth-Grader For Making A Clock And Bringing It To School. The Kid Had Loved Robotics Club In Middle

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Weirdvintage: A Member Of The Auxiliary Fire Service Takes A Break From The Blitz, Christmas 1940 (Scanned By Weirdvintage From Getty Images’ Decades Of The 20Th Century: 1940S By Nick Yapp)

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