Rokenbok 2x4 ROK Block

thingiverse

Rokenbok's 2x4 ROK Block designs, owned by Rokenbok Education (http://www.rokenbok.com), can be utilized under a license from kid*spark (http://www.kid-spark.org), a nonprofit organization. These drawings are licensed under Creative Commons Attribution-NonCommercial-ShareAlike (BY-NC-SA) 3.0 (http://creativecommons.org/licenses/by-nc-sa/3.0/). They can be downloaded, altered, and used freely as long as Rokenbok Education is credited, and the purpose is non-commercial. Altered drawings also follow the same licensing terms. The designs are intended for educational and hobby purposes only; 3D prints should not be considered toys for children without adult supervision. Printing perfection isn't guaranteed.