Mini Cannon: Wooden Engineering Model Building Kit

 Learn about engineering simple machines with this STEM building kit. Once built, you can launch mini projectiles and fend off those clever beasts.  

A bombard, also known as a cannon, was large and heavy and required a crew to operate, but this historical replica has shrunk down to a mini size. Da Vinci, the ultimate Renaissance man, was a skilled artist, engineer, and military mastermind.