A clip in the Science Please! collection, Wheel Meets Friction uses archival footage, animated illustrations and amusing narration to explain how the invention of the ball bearing reinvented the wheel.
Ages 6 to 11
Technology Education - Science and Technology
Technology Education - Society and Technology
Teacher asks students to: - organize a science fair or design a technical brochure about the wheel: • history of the wheel (solid roller, three-board, stone, semi-solid, spoked); • applications of the wheel (waterwheel, steam engine); • the wheel in transportation (chariot, stagecoach, hansom cab, farm machines, bicycle, automobile); • geared wheels (in bicycles, doorknobs, cranes, timepieces).