Inclined Plane: Ramp, Slides, Stairs, Escalators, Pulley: Elevators, Water wells, Exercise equipments, Crane, Fishing rod, Flagpole, Lever: Seesaw, Bottle opener, Plyer, Crowbar, Wedge: ax, Pencil sharpener, Showel, Knife, Push pin, Scissors, Screw: Bottle cap, Corkscrew, Light bulb, Jar lid, Faucetts, Wheel and Axle: Doorknob, Wheelbarrow, Steering wheel, Mechanical clock, Potter's wheel,

Simple Machines

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Otomatik olarak kaydedilen geri yüklensin mi: ?