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Wheel and Axle - Student Model
Product Number: SB20598
In Stock (Ships within 1-2 business days)
A device consisting of a grooved wheel turned by a cord or a chain with a rigidly attached axle for winding up weight. Sometimes the chain or cord is replaced by a crank or spike and is used in hoisting apparatus such as cranes. Excellent for small groups or individual study. Includes a detailed activity guide which details the history of the model, practical applications, and classroom experiments. 15 in. L x in. W x 9 in. H.WARNING: Choking Hazard. Small Parts. Not for children under 3 yrs.