The Christmas is coming and you would certainly want to buy some nice gifts for your children. When I was a kid, one of my favorite toys was definitely electric train set, that is what I would suggest for every parent to buy for their children. And before you go and spend ridiculous amount of money on fancy toys from big stores, you could consider getting this amazing scientific, but extremely funny thing that will keep your kids amused for hours, and on the other hand they will have a chance to learn something more than useful.
This video was posted by AmazingScience and it went viral in no time at all. It demonstrates how to build a simple electric train using just a magnet,copper wire and a dry cell. The structure is very simple, copper wire serves us as a track and a battery connected with two magnets as the train engine.