K'Nex - Intro to Structures: Bridges

Discover how eight simple machines work as you construct a balance, wheelbarrow, scissors, a block and tackle, and more.

Discover how six simple machines work as you construct a bicycle, egg-beater, crank fan, and more.

Build unbelievable ball track structures with this simple stacking plank system from Mindware.

Get your kids engaged creating buildings, structures, and sculptures.

The Engino Discovering STEM: Simple Machines Kit occupies kids' hands and minds for hours at a time! Students learn & apply the concepts of simple machines as they build 60 models, including a catapult, helicopter & more.

With this deluxe kit, kids will spend hours exploring some of the most fascinating aspects of physical science: how water and air can power machines, allow objects to fly, and much more. Explore more product details below!

This Physics Workshop kit comes with all the parts to build 36 physics models. Conduct 73 experiments with simple machines, gravity, energy, gears & more to discover the principles of physics in an engaging, hands-on way!

Build 3 different kinds of wiggling, wobbling robots for a fun introduction to robotics. Cups, brushes, markers & googly eyes are not included in this kit. Use the fun design ideas shown to inspire your own creations!

With the Thames & Kosmos Ultralight Airplanes kit, as young as 8 year old kids can build five experimental gliders while learning all about the physics of flight. Find more product details in the product description below!

Build 10 different motors and remote-controlled models with this engaging Thames & Kosmos Remote-Control Machines kit! Includes 182 building pieces and a complete, full-color instruction book with step-by-step guidance.