We were wandering through the Royal Ontario Museum gift shop, and saw the 4M Green Science Dynamo Torch. It wasn't too expensive, and our 8 year old wanted to check it out, so why not? We managed to get it assembled and working, which is more than I was expecting, really. It is a chance for kids to have at least some hands-on experience with wires, motors, and gears. Here are a few photos of the process and a bit of a review