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Salt Crusher is a great educational science kit powered by saltwater. Equipped with four-wheel drive mechanical construction it easily handles different types of terrain by its twisted car body design. The transparent case design allows children to see; the rhythm of the piston in a vertical or horizontal direction. Change the Salt Crusher's height and shape and enjoy its unique way of moving.
• Build it yourself!
• Salt Water Powered: No Batteries Needed
• Product: 3.5 in. H x 4.5 in. L
• Box: 7 in. H x 8.27 in. L x 2.75 in. W