Machines at work

Contains photographs and information about fire trucks, discussing the work they do, and looking at the different parts of a fire truck.

Boom! A digger picks up a huge boulder and drops it a few feet away! Diggers come in all shapes and sizes-learn more about how they work and what they are used for. Additional features to aid comprehension include a table of contents, informative sidebars and captions, an activity, critical-thinking questions, sources for further research, a phonetic glossary, an index, and an introduction to the author.

Chug! Chug! A tractor rumbles across a corn field! Find out about the many jobs a tractor can do, and learn about where they are important.

"Roar! A train speeds past! Find out what trains carry in their many cars, from people to building supplies and fuel. Additional features to aid comprehension include a table of contents, informative sidebars and captions, an activity, critical-thinking questions, sources for further research, a phonetic glossary, an index, and an introduction to the author"--.

Whirr! A concrete mixer's drum spins round and round! Learn more about why these big machines never stop moving. Additional features to aid comprehension include a table of contents, informative sidebars and captions, an activity, critical-thinking questions, sources for further research, a phonetic glossary, an index, and an introduction to the author.

An introduction to dump trucks, explaining what they are and how they are used.

"Smash! A massive bulldozer flattens a building! Learn more about how bulldozers move over any surface, and find out what they are used for. Additional features to aid comprehension include a table of contents, informative sidebars and captions, an activity, critical-thinking questions, sources for further research, a phonetic glossary, an index, and an introduction to the author."--.

Clank! A crane drops a steel beam on top of a skyscraper! Find out more about wrecking balls, heavy loads, and other things a crane might lift. Additional features to aid comprehension include a table of contents, informative sidebars and captions, an activity, critical-thinking questions, sources for further research, a phonetic glossary, an index, and an introduction to the author.

Buzz! A worker in a cherry picker cuts a power line high above the trees! Learn more about how cherry pickers work and what they are used for. Additional features to aid comprehension include a table of contents, informative sidebars and captions, an activity, critical-thinking questions, sources for further research, a phonetic glossary, an index, and an introduction to the author.

"Zoom! A huge plane is flying overhead! Learn more about the different types of airplanes, from passenger jets to cargo planes. Additional features to aid comprehension include a table of contents, informative sidebars and captions, an activity, critical-thinking questions, sources for further research, a phonetic glossary, an index, and an introduction to the author"--.