SummaryBlockhead Ninja in 3D!!! Read the full story of the Blockhead Blank at http://designmaketeach.com/2015/04/25/blockhead-blank-design-challenge/ This thing was made with Tinkercad. Edit it online https://tinkercad.com/things/diwnicgldlm Find me on Twitter or Instagram @DesignMakeTeachInstructionsPrinted at 50% scale without support and then hand painted.