2 Ergebnisse für: 8.853.700
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How to Survive a Grenade Blast - YouTube
https://www.youtube.com/watch?v=W4DnuQOtA8E&t=276s
Just some helpful science if you ever find yourself face to face with a grenade :) FREE Audio Book- http://bit.ly/AudibleMarkRober CHECK OUT THE BACKYARD SCI...
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25 MILLION Orbeez in a pool- Do you sink or float? - YouTube
https://www.youtube.com/watch?v=MFVXsnq230c&t=34s
Kevin (aka The Backyard Scientist) and I filled a pool with 25 million waterballs (aka Orbeez) so I could settle an argument about how far you sink if you ju...