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4th Grade Science - Rube Goldberg using Simple Machines Posted by: bubbles4574
Video duration: 241 seconds Project: Construct a 10 step (or greater) machine to do a common household task. Must use a minimum of four simple machines. Used in this demonstration: 1. Inclined Plane 2. Lever 3. Pulley 4. Gears 5. Wheel Related: 4th, goldberg, grade, machines, project, rube, science, simple |