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!
Collect & Build the space themed roller coaster - the Amazin' 8 Coaster!
Power Pack motor with an extended power cable.
Stomp, Chomp, Stomp, Chomp - Watch these creatures come ALIVE with new Beasts Alive® Building Sets from K'NEX!
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".
Cool extreme sports builds - including a hang glider, jet skier, surfer and more! 10 building ideas! 250+ pieces - all Classic K'NEX pieces. Made in USA.
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®!
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®.