Batteries are my nemesis. Every toy seems to require a different size and when my kids go searching with their favorite playthings, invariably the batteries need to be replaced. So the idea of a toy that uses a hand to provide its energy is one that I'll endorse. Packaged in a recycled cardboard carton lil ones use their own hands to wind the Ecotronic Rocket's ($23) hand crank. The Eco Read more