KidWind Nacelle, includes the KidWind Nacelle and the Motor Mount Pack, 2 Nacelle body halves, Motor Mount Pack, Recommended for College and High School
Nanotechnology Cutting-Edge Nanomaterial, Dimensions: 19.1x13x3.8in, Some of the biggest scientific breakthroughs in recent years involve things that are actually very small, deals with the smallest structures, in the range of one to 100 nanometers in size
Needle source Pb-210 contains 0.01 microcuries of Lead-210 in equilibrium with its daughters Bi-210 and Po-210, produces a source of both alpha and beta particles