K Nex are such a unique building system and this tub is no exception.

Loaded with 400 parts, including bricks, for lots of open-ended fun and endless building and play opportunities!

Includes instructions and ideas for 20 models or use your imagination to dream up your own creations. The convenient storage tub means there is always a place to put all your building parts or even a built model. And you can take the fun with you wherever you go!

Proudly MADE IN the USA