Size: 240mm x 170mm x 9mm

polished Australian Boulder Opals specimens showcase the natural beauty and unique charm of this vibrant gemstone

crustaceans and micro fauna

and rock-like pink shades

Welcome to the Universe in 3D Science and Nature Puzzles kits and games Size: 240mm x 170mm xWelcome to the Universe in 3D is a bestselling astronomy book that turns your hands into a window on the cosmos. Fold the stereo viewer out of the cover, look through the lenses and watch nearly 60 stereoscopic images leap into three dimensions, from the Moon and planets to distant nebulas, galaxy clusters and the faint afterglow of the big bang. It is a creative, expert way to learn about the universe and a science gift for curious children, teens