2-in-1! Build a supersonic jet, then build a heli-plane with rotating propellers.
2-in-1! Build a revvin' racecar, then build a powerful ATV.
Build a shark with motorized movement and watch it come alive!
Build a croc with motorized movement and watch it come alive!
Build a customizable blaster with rotating, 5-shot action!
Build a customizable blaster with 10-Shot Motorized Rapid Fire!
Just pulled from the K'NEX vault, the 3-in-1 Classic Amusement Park Building Set.
Don't just walk the runway, DESIGN the runway with Audrey and her cat, Lacey, with the Runway Designer Building Set, from Mighty Makers®.
Film the next big movie with Lily and her dog, Zoom, with the Director's Cut Building Set, from Mighty Makers®.
Explore STEM concepts while building a motorized Swing Ride!
Explore STEM concepts while building a working Roller Coaster!
Rock out with Jess and her gerbil, Pi, with the Jess' Jammin' Garage Building Set from Mighty Makers®.
Gaze off into the night sky with Hailey, and her bunny, Stella, in the Hailey's Star Gazing Adventure Building Set from Mighty Makers®!
Save the turtles with Marissa and her turtle, Scooter, in the Marissa's Turtle Tours Building Set, from Mighty Makers®.
Travel around the world with Ava and her red panda, Bambo, in the World Travels Building Set, from Mighty Makers®.
Tick, Tock goes the coaster car on the Clock Work Roller Coaster Building Set, from K'NEX.
Go back in time with the Infinite Journey Roller Coaster Building Set, from K'NEX.
Leave the past behind with the Revolution Ferris Wheel Building Set, from K'NEX.
Reloadable 10 dart clip!
Build anything you can imagine with the 100 Model Imagine Building Set!
Collect & Build Robo-Smash in the Robo-Creatures Series - motorized for exciting mechanical movement!