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Levers at Work
What is a lever? How does it give us the upper hand? When were levers first used? Find out the answers to these questions and more!
Screws at Work
What is a screw? How do we use screws in everyday life? Who invented the screw? Find out the answers to all these and more!
Wheels and Axles at Work
When was the wheel invented? How are wheels used every day? How do wheels and axles work together? Find out the answers to these questions and more!
Pulleys at Work
What is a pulley and how is one made? How do pulleys work? How are they used? Find out the answers to all these questions and more!
Wedges at Work
What is a wedge? How does it make work easier? Who were the first people to use wedges? Are wedges found in nature? Find out the answers to these questions and more!
Inclined Planes at Work
What is an inclined plane? How does it make our workload easier? Are inclined planes found in nature? Find out the answers to all these questions and more!
Wedges
Learn about how a wedge works! Beginner readers and budding young scientists will love learning about using simple machines in everyday situations. Along the way, readers will be supported by expertly leveled text, a strong text-photo match and appropriate text load. Readers will be excited to dig in and learn all about simple machines and basic physics concepts.
Fred Flintstone's Adventures with Screws
"Popular cartoon character Fred Flintstone explains how screws work and how he uses simple machines in his daily life"--
Screws
Learn about how a screw works! Beginner readers and budding young scientists will love learning about using simple machines in everyday situations. Along the way, readers will be supported by expertly leveled text, a strong text-photo match and appropriate text load. Readers will be excited to dig in and learn all about simple machines and basic physics concepts.
Fred Flintstone's Adventures with Pulleys
"Popular cartoon character Fred Flintstone explains how pulleys work and how he uses simple machines in his daily life"--
