phyphox project @phyphox.org · May 4 Your phone can HEAR the drop height of a ball. #phyphox
22 likes 0 replies
?
phyphox project @phyphox.org · May 4 phyphox project @phyphox.org · May 4 phyphox project @phyphox.org · May 4 Your phone can HEAR the drop height of a ball. #phyphox
22 likes 0 replies