The annual Toy Industry Association's Toy Fair is every kid’s dream: A whole conference center packed with games, robots, balls, hula hoops, slime guns, Smurfs, and just about any other instrument of fun that you can imagine. Come to think of it, it’s every adult’s dream, too. Here are some of the hottest products from last week’s show, designed to appeal to tech-savvy fun-lovers of any age.
Five amazing, clean technologies that will set us free, in this month's energy-focused issue. Also: how to build a better bomb detector, the robotic toys that are raising your children, a human catapult, the world's smallest arcade, and much more.