Swamps, bogs, marshes, and estuaries - wetlands come in a variety of forms and are vital for many organisms around the world. Peel back the corners of a wetland and find out what lives there, More →
Grade 4 - 6
3393 records found. Displaying 3169 - 3180.
Why do belugas join pods to migrate? How do dolphins protect others in their pods? Why are pods important to some baby animals for survival? Discover the answers in this fascinating book and… More →
In the animal world, the easiest way to avoid being eaten is to avoid being seen. What are Camouflage and Mimicry? examines animals that use unique colorization to avoid their predators - or… More →
Crystals are made up of minerals that have melted, cooled, and hardened into distinct shapes with regular repeating patterns. This informative book takes a look at the underground process… More →
Earth has six major types of environments with different climates and containing complex communities of plants and animals that have adapted to the special conditions in each. These types of… More →
From urban design that suits the local landscape to zero-carbon living, this fascinating book looks at how cities around the world are adapting to environmental change. Readers are presented… More →
This comprehensive title introduces readers to current electricity and circuits - the pathways through which electricity flows. Detailed diagrams and supportive text explain the basic… More →
Sunlight does not go very deep into water so seaweed must grow at the surface where its rays can reach them. Starting with the sun, food chains link together plants and animals in various… More →
Fossils provide a valuable look into our ancient past. By… fossils and the rocks they are found in, scientists understand the effects that events such as mass extinctions, meteroite i More →
Children are consumers, too, though they often do not realize it. This strikingly illustrated book helps youngsters understand the concepts of goods and services so that they recognize their… More →
Igneous rock has a dramatic beginning - it requires red-hot volcanic activity. This fact-filled book explains how granite, lava, basalt, silica, quartz and feldspar are formed after hot,… More →
This informative title introduces readers to the electrical properties of different materials. Readers will learn that conductors are materials that allow the flow of electricity, while… More →