Shop by Brand: Incredibly Interconnectable Toys

Soar through the skies with the KnuckleStrutz ® Stealth Flyer and Sky Chopper! This 70 piece building set comes with instructions for the complex but sleek Stealth Flyer and the Sky Chopper helicopter with spinning propellers.

Feel the speed as you shift into gear with the KnuckleStrutz Hyper Bikez construction set. With a streamline design, the Hyper Bike building toy is always ready for a good street race. Instructions included to build one of three motorcycles.

Send in the Knucklebots! In the Knucklebots Construction Set, the Xenobot and Strutziod robots are yours to command. Which one will be stronger? Only you can decide! You can also use this building set to build the rockin Knuckle Cruiser, The road bike with serious attitude!

Knuckz Delux Set, our biggest standard building set yet, you can assemble the Engine 29 fire truck and the Big Rig semi truck! You can also build 6 other models! Use the 397 pieces (including 12 gears and 10 tires) to construct any model you can imagine!

Off Roadz Set is a rough and tumble construction set is ready to get down and dirty! With its massive 8 tires, the Trekz 4x4 building toy is ready for anything you can throw at it, even while pulling its motorcycle trailer! With this building set, you can also take control of the trail with the Path Crusher, a monster SUV.

Get the Street Racerz Cars Set – Building & Construction Toy Set – Educational Toy set and take it to the streets with the Speedster, Street Racer, and the Dart! Build one of these speed hungry racers and have a race! This is currently the only KnuckleStrutz building set to feature the new smaller gears and tires, which no collection would be compete without!