William Krause, 17, of Pasadena, demonstrated how he and others from a nonprofit student group unlock their inner science nerd for the benefit of homeless children. He described the workings of a ...
A Waboba is a ball that bounces on water (water bouncing ball, geddit?). That makes it kind of unusual since a simple experiment will show that many balls do not bounce on water. And that raises an ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results