Simple Machines

Lever Crane

Folding-Platform

Ladder

Swing

Catapult

Moving Figures

Wheelbarrow

Pantograph

Letter Scale

Movable Weight Scale

Seesaw

Peacuellier-Lipkin

Parallel Scale

Parking Gate

Extendable Mechanical Arm

Hart's A-Frame

Aircraft Staircase

Turning Car

Door with Knob

Chisel

Towtruck

Tractor

Experimental Ramp

Motorbike

Splitting Wedge

Well

Launching Platform

Experimental Car

Cart

Windmill

Crane Bridge

Mixer

Material Lift

Stationary Bike

Construction Crane

Oil Drill

Flying Eagle

Fishing Crane

Moving Bridge

Moving Figure

Sewing Machine

Experimental Crane

Folding Platform

Hand Blender

Hand Drill

Helicopter

Fan

Crane with Moving Arm

Rotating Sign Post

Screw Press

Vice

Crane With Rotating Arm