Simple Machines Activity Lab includes Investigate the Concept Guide, 7 experiment cards, lever (arm & fulcrum), wheel & axle, fixed pulley, 2 inclined planes (1-inch & 3-inch), landing base, four-ounce weight, 2 eight-ounce weights, 6-inch ruler, wooden display stand, small plastic case (4.5x13x7.5cm) containing movable pulley, 6 plastic hooks, string (18 feet), & 20 rubber bands, 2 books, in plastic container with lid (41.9x33x16.8cm).
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