Build this handy mobile workbench that folds up to only 7 in. You only need two hours, some 2x4s, 3/4-in. plywood and 8’ of 1x4.

We designed and built a three degrees-of-freedom (DOF) flapping wing robot, Flapperoo, to study the aerodynamic benefits of wing folding and twisting. Forces and moments of this physical model are ...