This document lists 35 potential mini project titles related to fabrication of various hydraulic, pneumatic, and mechanical devices. The titles include projects for fabrication of hydraulic and pneumatic bending machines, presses, cutters, and jacks. Additional projects propose fabrication of bicycle, screw jack, and stand mechanisms as well as automatic sealing, cutting, and punch machines. Further titles involve fabrication of windmill power generators, pedal pumps, door openers, and devices that generate power from speed breakers or rain.