Lever: seesaw, forearm, jaw, bottle opener, wheelbarrow, Wheel and Axle: bicycle, steering wheel, doorknob, potter's wheel, clock, Pulley: water well, exercise equipment, elevator, flagpole, fishing rod, Inclined Plane: wheelchair ramp, skateboard ramp, slide, stairs, escalator, Wedge: ax, knife, teeth, push pin, shovel, Screw: bottle cap, jar lid, corkscrew, lightbulb, jackscrew,

Clasament

Stilul vizual

Opţiuni

Comutare șablon

Restaurare activitate salvată automat: ?