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2161 records found. Displaying 2113 - 2136.

First Step Nonfiction — Seasons — Paperback Set

From the Series First Step Nonfiction — Seasons

Set

Learn how weather, daylight, plants, animals, and people all change their behaviors and activities in each season. A diagram and text in the back of each book explains how the amount of… Read More →

  • Paperback
  • List Price: $26.56
  • Your Price: $26.56
  • 4 titles

First Step Nonfiction — Weather — Paperback Set

From the Series First Step Nonfiction — Weather

Set

This breezy series teaches basic weather concepts and builds readers' observational skills. Additional back matter provides information about the types of clouds, the water cycle, the… Read More →

  • Paperback
  • List Price: $33.20
  • Your Price: $33.20
  • 5 titles

Forests & Jungles

From the Series Vanishing from

Giant pandas, timber wolves, African elephants, and Bengal tigers--what do all of these animals have in common? They, and many more animals, are all on the verge of extinction because of… Read More →

  • Dewey: 591.73

Grasslands & Deserts

From the Series Vanishing from

How are Utah prairie dogs, Asiatic lions, Galapagos tortises, and West African ostriches all alike? Over-hunting and changes to their habitats have pushed them, and many more animals, almost… Read More →

  • Dewey: 591.74

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

Liquids and Gases: Principles of Fluid Mechanics

From the Series Secrets of the Universe

Do you know why a 10-ton boat floats but a tiny pebble sinks? Or why a hot air balloon will rise, but when you inflate a balloon it drops to the ground? From Archimedes and Boyle to Pascal… Read More →

  • ATOS: 6.5
  • Dewey: 532

Matter and Energy: Principles of Matter and Thermodynamics

From the Series Secrets of the Universe

Have you ever seen a magician make something disappear and question if anything could really just vanish? Do you know why the periodic table is set up the way it is? From Lavoisier and Joule… Read More →

  • ATOS: 7.0
  • Dewey: 530.11

Objects in Motion: Principles of Classical Mechanics

From the Series Secrets of the Universe

Have you ever wondered why things drop to the ground instead of float or fly? Or how a heavy satellite can orbit Earth without crashing into it? From Copernicus and Kepler to Galileo and… Read More →

  • ATOS: 7.3
  • Dewey: 531

Pulleys

From the Series Early Bird Physics

How does a pulley work? What is it? Colorful diagrams and fun-to-do experiments help you explore the many ways this simple machine can help make work easier and faster. Read More →

  • ATOS: 3.6
  • Dewey: 621.8'11

Relativity and Quantum Mechanics: Principles of Modern Physics

From the Series Secrets of the Universe

Do you ever wonder why it seems like you are not moving even though you are standing on a planet that moves through space? How does matter turn into energy? From Lavoisier to Einstein… Read More →

  • ATOS: 7.2
  • Dewey: 530.11

Screws

From the Series Early Bird Physics

We've all seen screws, but how do they work? Why is it easier to screw something into something than to simply push it in? With basic hands-on experiments and clear descriptions, this simple… Read More →

  • ATOS: 3.5
  • Dewey: 621.8'8

Spring

From the Series First Step Nonfiction — Seasons

A basic overview of the spring season. Color photographs reflect the short, easy-to-understand sentences that improve vocabulary and comprehension. Read More →

  • ATOS: 0.7
  • Dewey: 508.2

Summer

From the Series First Step Nonfiction — Seasons

A basic overview of the summer season. Color photographs reflect the short, easy-to-understand sentences that improve vocabulary and comprehension. Read More →

  • ATOS: 0.7
  • Dewey: 508.2

The Skies

From the Series Vanishing from

What do masked bobwhites, Hawaiian hawks, harpy eagles, and Kitti's hog-nosed bats have in common? They, along with many other birds, are endangered species. They are close to becoming… Read More →

  • Dewey: 598

Waterways

From the Series Vanishing from

Chinese egrets, humpback whales, Chinook salmon, and manatees might seem to have little in common, but they do--they are all close to extinction. They, and several other animals, have… Read More →

  • Dewey: 591.76

Waves: Principles of Light, Electricity, and Magnetism

From the Series Secrets of the Universe

Did you know that both electricity and light move in waves, like water does? What does electricity have to do with magnets? From Benjamin Franklin and Charles de Coulomb to Georg Ohm and… Read More →

  • ATOS: 7.3
  • Dewey: 539.2

Wheels and Axles

From the Series Early Bird Physics

Of the six simple machines, the wheel and axle is probably the most recognized. But how does it help you work? Simple and fun experiments illustrate the basic concepts explained in the text… Read More →

  • ATOS: 3.3
  • Dewey: 621.8'11

Work

From the Series Early Bird Physics

What is work? You may think work is doing chores or going to a job, but you do work every time you move something from one place to another. With experiments that demonstrate these… Read More →

  • ATOS: 2.8
  • Dewey: 531'.6

A Walk in the Boreal Forest

From the Series Biomes of North America

Take a walk in the boreal forest. This biome of tall conifer trees and shaded, cool paths has long winters and very short summers. How do the plants and animals of the boreal forest live?… Read More →

  • Lexile: 670
  • ATOS: 4.1
  • Dewey: 577.3'7

A Walk in the Deciduous Forest

From the Series Biomes of North America

Take a walk in the deciduous forest. In this biome of leafy trees and fast changing weather, there are four very different seasons. As you walk through this incredible biome, discover how all… Read More →

  • Lexile: 680
  • ATOS: 4.1
  • Dewey: 577.3

A Walk in the Rain Forest

From the Series Biomes of North America

Take a walk in the rain forest. This hot and humid biome is home to countless trees, animals, plants, and insects. Each and every insect, plant, and animal of the rain forest is dependent on… Read More →

  • ATOS: 4.0
  • Dewey: 577.34

A Walk in the Tundra

From the Series Biomes of North America

Take a walk on the tundra. In this cold, harsh biome on the top of the world, summer is short. How do plants and animals of the tundra live? Discover how they depend on each other for… Read More →

  • Lexile: 690
  • ATOS: 4.3
  • Dewey: 577.5'86

Biomes of North America — Paperback Set

From the Series Biomes of North America

Set

Kids can grab their notebooks and take a virtual tour through each biome, exploring the life cycles of plants and animals through this highly visual, unique series. Read More →

  • Paperback
  • List Price: $53.94
  • Your Price: $51.24
  • 6 titles

Floating Jellyfish

From the Series Pull Ahead Books — Animals

Have you ever avoided stepping on a jellyfish so that it wouldn't sting you? Uncover why jellyfish sting, how they clone themselves and glow in the dark, and how they hide from predators… Read More →

  • Lexile: 380
  • ATOS: 2.6
  • Dewey: 593.5'3