simple machines

Photographs, diagrams, and simple text describes how levers and simple machines work.

"Escaping from a tall tower using one's hair is so fairy-tale old school. This STEM-smart Rapunzel uses the brain beneath her hair to educate her prince (and readers) on the ways the science of simple machines can save the day. A glossary and critical thinking questions reinforce the story's key physics concept"--Provided by publisher.

Host Bill Nye answers questions about simple machines such as "What are simple machines?;" "How do simple machines help us work?;" and "What is a wheel?.".

Wrenches are among the most commonly used tools in any handyman's arsenal. Readers will discover what these incredible tools can do and how they do it. They will also find out how different kinds of wrenches can be used to tackle specialized projects.

Saws are among the most commonly used tools in any handyman's arsenal. Readers will discover what these incredible tools can do and how they do it. They will also find out how different kinds of saws can be used to tackle specialized projects.

Pliers are among the most commonly used tools in any handyman's arsenal. Readers will discover what these incredible tools can do and how they do it. They will also find out how different kinds of pliers can be used to tackle specialized projects.

Screwdrivers are among the most commonly used tools in any handyman's arsenal. Readers will discover what these incredible tools can do and how they do it. They will also find out how different kinds of screwdrivers can be used to tackle specialized projects.

Teaches readers how simple machines work, looking at the wheel and axle, lever, pulley, and more.

"Simple machines are around us all the time and we use them every day. Many are built into complex machines, but the simple machine is still in there doing its job. Discover how simple machines enable practically everything around us to work, allowing us to travel in wheeled vehicles, lift very heavy objects, put things together, and take things apart"--Provided by publisher.

"Instructions for creating items using scientific methods"--Provided by publisher.