Warming up with simple machines: Below are the examples of simple machines. Try to supply either samples or photographs of these simple machines for the students.
| Type of Simple Machines | Type of work done or made easier by the simple machine | Examples of simple machines |
| Wedge | Helps to cut or split things | scissors blades, ax, hoe |
| Levers | Helps move things with less force | shovel, seesaw, baseball bat, pulling end of a hammer |
| Wheels and Gears | Used to move things more easily from one place to another | wagon wheel, bike wheel, car wheel, wheel barrel wheel |
| Screw | Holds things together; used for lifting | screw, neck of a light bulb, corkscrew |
| Inclined Plane | Used to move things from a low place to a high place or vice versa | ramp, step, ladder |
| Pulleys | Used to lift loads more easily | rig on flagpole, sailing mast, elevator |
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