It shouldn’t come as much of a surprise, then, that you can also still buy and build the Visible V8 model engine kit, first ...

If you like crafty projects and tinkering with mechanical parts, building models kits is probably one of your hobbies. It’s ...

The $29.99 all-metal desktop Stirling engine kit is one of the simplest ... sells for $89.99 and is functional when assembled. The model is advertised as being suitable for ages 12 and up.

The problem with these engines is the fact that many of them were sold as rough casting kits. This means the quality of the model is only as good as the original owner’s machining and ...