from the Free Universal Construction Kit. The Free Universal Construction Kit and its associated media are licensed under and subject to the terms of the Creative Commons Attribution-NonCommercial-ShareAlike 3.0 Unported License (http://creativecommons.org/licenses/by-nc-sa/3.0/legalcode). The official URL for the Free Universal Construction Kit is http://www.fffff.at/free-universal-construction-kit. You are free to copy, distribute and transmit the Kit, and to remix and/or adapt the Kit; in doing so, you must attribute the Kit to “F.A.T. Lab and Sy-Lab”, and include a link to the project using the URL above. We especially welcome extensions to the Kit which provide compatibility with as-yet-unsupported play systems. Please note that extensions to the Kit require the same or similar license. You may not use the Kit for commercial purposes. Lego®, Duplo®, Fischertechnik®, Gears! Gears! Gears!®, K’Nex®, Krinkles®, Bristle Blocks®, Lincoln Logs®, Tinkertoys®, Zome®, ZomeTool® and Zoob® are trademarks of their respective owners. The Free Universal Construction Kit is not associated or affiliated with, or endorsed, sponsored, certified or approved by, any of the foregoing owners or their respective products. Free Art and Technology [F.A.T.] Lab and Sy-Lab. “The Free Universal Construction Kit.” Fffff.at, 20 March 2012. .