The short-lived Atomic Energy Lab from Gilbert Toys allowed kids to carry out simple experiments with a handful of materials like uranium ore, a cloud chamber and a Geiger counter. Thanks to its price and its complexity it was only produced for two years – but if you’re lucky enough to find one in good condition today it is worth its weight in uranium.
(via They’re the Bomb: 5 Awesome Toys From the Atomic Age | Gadgets, Science & Technology)