Build anything you can imagine for a year with the 25 Model Ultimate Building Set!
Use Classic K'NEX pieces to build the 4 Wheel Drive Truck with lights!
Power Pack motor with an extended power cable.
Build your artillery and establish your army with the Combat Crew 5-in-1 Building Set!
Take an adventure into space with the Cosmic Quest building set!
Motorize your K'NEX models to make them more realistic with these two battery-powered motors. ("AA" batteries not included). Turn concept models into "Technology at Work".
Defeat the zombies and save your brains...with the Football Mech Building Set from the Far Future level!
Embark on a creepy carnival adventure with the Freaky Funhouse Roller Coaster Building Set, from K'NEX.
Ride all the rides with Emily and her bear, Cocoa, with the Fun on the Ferris Wheel™ 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®!
Build your dream house from the ground up with Brianna and Sophia in the Home Designer™ Building Set from Mighty Makers®.
Stomp, Chomp, Stomp, Chomp - Watch these creatures come ALIVE with new Beasts Alive® Building Sets from K'NEX!
Invent anything you can imagine with Emily and Audrey in the Inventor's Clubhouse™ Building Set from Mighty Makers®.
Rock out with Jess and her gerbil, Pi, with the Jess' Jammin' Garage Building Set from Mighty Makers®.
Explore the time of epic beasts as you build dinosaurs and watch them come to life with the K'NEX Beasts Alive® Bronto Building Set!