他们在泳池中倒入2500万个会膨胀的水晶宝宝隔一天后竟还有人跳进去…

Name: 25 Million Orbeez in a pool- Do you sink or float?
Uploaded: 2016-08-16T09:00:02-07:00
Duration: 5 min 50 s
Description: 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...