Simple Machines

Martha Elizabeth Hillman Rustad
Series • 6 Books • Science & Nature for Kids
Inclined Planes Inclined Planes
Inclined Planes
Martha Elizabeth Hillman Rustad
Wheels and Axles Wheels and Axles
Wheels and Axles
Martha Elizabeth Hillman Rustad
Levers Levers
Levers
Martha Elizabeth Hillman Rustad
Pulleys Pulleys
Pulleys
Martha Elizabeth Hillman Rustad
Wedges Wedges
Wedges
Martha Elizabeth Hillman Rustad
Screws Screws
Screws
Martha Elizabeth Hillman Rustad