Science Struck
Science Struck: 5 Inventions of Archimedes
Describes five inventions of Archimedes and the stories behind them.
Ducksters
Ducksters: Physics for Kids: Simple Machines
Kids learn about the science behind simple machines such as levers, wheels, pulleys, inclined planes, and screws. How they work together to make complex machinery.
Soft Schools
Soft Schools: Simple Machines
Identify the six simple machines by dragging the correct term, and dropping it onto the associated simple machine.
Science Struck
Science Struck: Simple Machines for Kids
Gives short descriptions of the six types of simple machines.
Soft Schools
Soft Schools: Physics Quizzes: Simple Machines
Assess your understanding of the six simple machines with this interactive multiple choice quiz. Immediate feedback is available.
Science and Mathematics Initiative for Learning Enhancement (SMILE)
Smile: Simple Machines
Good combination of teacher demonstration and student interaction for this simple machine lesson. Great for talking about force and work. Plans are for grades 2-4, yet are adaptable.
SEDL
Southwest Educational Development Laboratory: Simple Machines [Pdf]
This large PDF file contains seven lessons on simple machines. Includes illustrations. Requires Adobe Reader.
Alabama Learning Exchange
Alex: Inventions Using Simple Machines Project
Students will have completed a unit on the six simple machines (lever, inclined plane, pulley, wedge, screw, and wheel and axle) before beginning this project. Students will choose to investigate an invention composed of one or more...