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.

These made to order $950 kits will allow you to build your very own mini boat at home. American company Rapid Whale has created "Mini Boat," a miniature boat measuring 6ft in length and around ...

Kitbashing is taking miniatures from multiple model kits and mixing the pieces together to create something new. But it’s nothing like building with Legos, since those tiny little arms ...