For those aspiring to make the move from car enthusiast to master mechanic, online retailers like Amazon are full of listings ...

Now $69, down 30 percent off its usual $100 sticker price, this miniature engine kit seems to suggest otherwise. Get It! Made ...

The $29.99 all-metal desktop Stirling engine kit is one of the simplest. It can be assembled in 15 minutes and is recommended for ages 14 and up. Also for $29.99 is the Exploring Kid Steam Engine Kit.

One model is a miniature of the original atmospheric engine designed by Thomas Newcomen A retired engineer, who has spent more than 50 years building miniature models of engines from the ...