Stencil/Gadgetree

 

Spray cans spray cans spray cans spray cans spray cans. 

Santa's science fair. To spark up the most hardened critic and light fires of awesomeness in the minds of the little ones.. tree=mc2. physics for the eccentrics, magic for the mystics Low fi/hi tech/ sure bet. ...and make it work it like a push mower on a 1/4 acre.  Frankincenseeinsteinmeetsmrgadget!