Edu-Toys Jr Scientist Rhinoceros Mini-Beest Autonomous Robot | No Batteries Required | No Electricity Needed | Just Add Wind | Designed by Theo Jansen Build a Mini Rhinoceros powered by the wind with this kit Watch your creation begin to move, powered just by the wind alone 24-page science guide gives you the history of the real Giant Beest Guide also includes easy-to-follow assembly instructions Another fun, educational product from Elenco, the company that brings you Snap Circuits