Machinery & Tools

233 records found. Displaying 73 - 96.

Fall 2024

Hardworking Military Engineering Vehicles

From the Series Lightning Bolt Books ® — Mighty Military Vehicles

The military uses many kinds of engineering vehicles to move and build. From bulldozers to dump trucks, readers will enjoy exploring the technology inside these machines. Read More →

  • Lexile: 530
  • ATOS: 3.2
  • Dewey: 623.7409
  • Copyright: 2025

Harvesters Go to Work

From the Series Farm Machines at Work

Learn about the role of harvesters on farms in this title published jointly with New Holland Agriculture. Explore how harvesters work and what is in store for the future of this piece of… Read More →

  • Lexile: 530
  • ATOS: 3.8
  • Dewey: 631.3/7
  • Copyright: 2019

Hauling a Pumpkin: Wheels and Axles vs. Lever

From the Series First Step Nonfiction — Simple Machines to the Rescue

Which works better to haul a pumpkin—a lever or wheels and axles? Readers will see how a group of kids compares two simple machines and decides which one does a better job at moving the… Read More →

  • Lexile: 370
  • ATOS: 1.6
  • Dewey: 621.8'11
  • Copyright: 2016

Having Fun

From the Series What Machines Do

Whizzing and spinning, zipping and zapping; machines are great for having fun! Head to the theme park and see how rollers coasters roll and how bumper cars bump. Learn how ice cream stays… Read More →

  • Lexile: 620
  • Dewey: 790
  • Copyright: 2022

Helicopters in Action

From the Series Military Machines (UpDog Books ™)

Helicopters work for every branch of the military. They fly into dangerous situations and can land almost anywhere. These special aircraft carry huge loads, assist in natural disasters, and… Read More →

  • Lexile: 720
  • Dewey: 358.4/1830973
  • Copyright: 2024

Helicopters on the Go

From the Series Bumba Books ® — Machines That Go

Carefully leveled text and fresh, vibrant photos engage young readers in learning about how helicopters work. Age-appropriate critical thinking questions and a photo glossary help build… Read More →

  • Lexile: 400
  • ATOS: 2.0
  • Dewey: 629.133/352
  • Copyright: 2018

Holding a Door Open: Wedge vs. Wheels and Axles

From the Series First Step Nonfiction — Simple Machines to the Rescue

Which makes it easier to lift a large toy—a wedge or wheels and axles? Readers will see how a group of kids compares two simple machines and decides which one does a better job at lifting the Read More →

  • Lexile: 410
  • ATOS: 1.5
  • Dewey: 621.8
  • Copyright: 2016

Hooray for Construction Workers!

From the Series Bumba Books ® — Hooray for Community Helpers!

This fantastic book is designed for kids aged 4-7 who are curious about the fascinating world of construction workers and their impact on the community. Through its easy-to-understand text… Read More →

  • Lexile: 440
  • ATOS: 1.8
  • Dewey: 690.092
  • Copyright: 2017

Hovercrafts and Humvees: Engineering Goes to War

From the Series STEM on the Battlefield

In 1944 during World War II, US and British engineers built a massive floating harbor. When soldiers from these countries landed in France to fight the Germans, ships towed the harbor to the… Read More →

  • Lexile: 930
  • ATOS: 6.1
  • Dewey: 623
  • Copyright: 2018

How Aircraft Carriers Work

From the Series Lightning Bolt Books ® — Military Machines

Explore aircraft carriers in this high-interest look at an exciting military machine. The history of aircraft carriers, their parts, and how they are used in action are covered with leveled… Read More →

  • Lexile: 540
  • ATOS: 4.0
  • Dewey: 359.9/4835
  • Copyright: 2020
Spring 2025

How AI Works

From the Series Exploring Artificial Intelligence

Engineers and scientists have been developing AI since the 1950s, and it has come a long way since then! AI can now assist in everyday life, from self-driving cars to diagnosing illnesses and Read More →

  • Dewey: 006.3
  • Copyright: 2025

How Can We Reduce Manufacturing Pollution?

From the Series Searchlight Books ™ — What Can We Do about Pollution?

Factories create large amounts of pollution when making their products. But did you know that new technology helps factories significantly reduce the amount of that pollution? Or that… Read More →

  • Lexile: 760
  • ATOS: 5.1
  • Dewey: 628.1'6837
  • Copyright: 2016

How Do Tanks Work?

From the Series Lightning Bolt Books ® — How Vehicles Work

Tanks are tough and powerful. They can travel across all types of land. But how do these heavy vehicles keep their tracks moving? And how many people does it take to drive a tank? Fans of… Read More →

  • Lexile: 550
  • ATOS: 3.5
  • Dewey: 623.74'752
  • Copyright: 2016

How Drones Work

From the Series Lightning Bolt Books ® — Military Machines

Carefully leveled text and full color photos introduce readers to military drones. The history of drones, drone parts, and uses of drones are discussed with high-interest appeal. Read More →

  • Lexile: 730
  • ATOS: 3.5
  • Dewey: 629.133/39
  • Copyright: 2020

How Fighter Jets Work

From the Series Lightning Bolt Books ® — Military Machines

Fighter jets zoom through the sky in this informative introduction to military machines. Readers will enjoy carefully leveled text and color photographs as they learn about the history,… Read More →

  • Lexile: 710
  • ATOS: 3.7
  • Dewey: 358.4/383
  • Copyright: 2020

How Is a Bandage Like a Worm?: Medicine Imitating Nature

From the Series Lightning Bolt Books ® — Imitating Nature

Medicine is always improving. One way doctors find new treatments is by observing nature. By studying animals like spiders and sharks, doctors can help their patients heal faster and more… Read More →

  • Lexile: 710
  • Dewey: 610.28
  • Copyright: 2022

How Is a Turbine Like a Whale Fin?: Machines Imitating Nature

From the Series Lightning Bolt Books ® — Imitating Nature

People use machinery in their lives every day. But how do we make machinery more efficient? We turn to nature! Biomimicry has led to many innovative robots and machines, and readers can… Read More →

  • Lexile: 680
  • Dewey: 629.8/92
  • Copyright: 2022

How Military Helicopters Work

From the Series Lightning Bolt Books ® — Military Machines

Helicopters are fast and impressive military aircraft. But did you know they can take off without a runway? Or that they can land in the water? Discover what makes these incredible feats… Read More →

  • Lexile: 470
  • ATOS: 3.4
  • Dewey: 623.74/60472
  • Copyright: 2020

How Submarines Work

From the Series Lightning Bolt Books ® — Military Machines

Submarines are mighty and sneaky military watercraft. But did you know that they can carry an entire crew of people? Or that they can track where other boats are in the water? Learn more in… Read More →

  • Lexile: 680
  • ATOS: 4.0
  • Dewey: 623.825/7
  • Copyright: 2020

How Tanks Work

From the Series Lightning Bolt Books ® — Military Machines

Tanks are big and tough military vehicles. Do you know what makes them able to drive almost anywhere? Or when people first used tanks? Learn about these impressive machines! Read More →

  • Lexile: 570
  • ATOS: 3.4
  • Dewey: 623.74/752
  • Copyright: 2020

How We Communicate

From the Series Red Rocket ™ Readers Fluency Level 2

How we communicate with each other has changed a lot. Not so long ago we didn't use cell phones or computers. Now, wherever we go, inside or outside, we see people using them to talk and… Read More →

  • Lexile: 510
  • Dewey: 428
  • Copyright: 2018
Fall 2024

Human 2.0: A Celebration of Human Bionics

From cochlear implants and pacemakers to bionic arms and legs, pioneering technological breakthroughs have changed lives. For some people, particularly those with disabilities, recent… Read More →

  • Lexile: 1230
  • Copyright: 2025
Cover: Inclined Planes and Wedges
Starred Review & Award Count 1

Inclined Planes and Wedges

From the Series Early Bird Physics

What is an inclined plane? How do you use a wedge? Using easy-to-understand examples and fun-to-do experiments, discover how these two simple machines work and make the work that you do easier. Read More →

  • Lexile: 520
  • ATOS: 3.6
  • Dewey: 621.8'11
  • Copyright: 2002

Inside Battleships

From the Series Inside Military Machines

Take a fascinating tour of the mightiest fighting ships of all time—from ancient Greek galleys to gigantic modern aircraft carriers. Get an up-close view of these incredible battleships as… Read More →

  • Lexile: 1060
  • ATOS: 6.6
  • Dewey: 623.825
  • Copyright: 2018