KidRaulic is an innovative open-source toy project developed by Idan Zilzer in which anyone with a 3D printer can download the basic building blocks and easily design and create with them any toy you can imagine. It uses syringes to change air pressure and move parts of a toy.
Here is video of it in action:
You can download the files for it here:
http://www.thingiverse.com/kidraulic/collections/kidrauic
Here is video of it in action:
You can download the files for it here:
http://www.thingiverse.com/kidraulic/collections/kidrauic