Let’s get constructing! This all-inclusive, hands-on multipack for middle-level kiddos has two kits: one all about truss bridges and the other about pneumatic lifts. In Creating Truss Bridges, you’ll construct a couple craft stick bridges and find out what it takes to break them.In Creating Pneumatic Lifts, you’ll learn how pneumatics and mechanisms work by constructing and operating a few of your own!
