Knuckz Delux Set 8+ An ingenious puzzle that’s ready

An ingenious puzzle that’s ready to give your brain a workout

Each set comes with a range of colors

The magnets rotate inside the block so there is never a wrong way to connect the blocks to one another

You’ll get just the right amount of challenge as you experiment and iterate on your design

The Trekz 4×4

Knuckz Delux Set 8+ An ingenious puzzle that’s readyWith the Knuckz Delux Set Building & Construction Toy Set Educational Toy, 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!