Centuries of invasion through its mountain passes have created a host of different ethnic groups in Afghanistan. From mountain villages and nomadic lifestyles to desert and city living,… More →
Grade 4 - 6
1738 records found. Displaying 25 - 36.
A Freshwater Pond describes the plants, animals, and insects that live in a pond and how they adapt to the water's changing condition in dry summers and icy winters. Insects, amphibians,… More →
Historically, farming was a very taxing, physical task. Bright-minded individuals revolutionized agriculture with inventions that eased tasks and sped up production. The advent of milestone… More →
Houses are structures that allow people to meet their basic need for shelter. From its design to the materials used to build it, engineers design houses to withstand many different weather… More →
Fighter planes have always been the fastest and most maneuverable military aircraft. Fighter pilots need to be aggressive and quick thinking. Air Combat follows these exciting planes into… More →
An aircraft carrier is an enormous ship that acts as a runway on the water for jet aircraft to take off and land. Children will be amazed by the different kinds of ships designed to carry… More →
Major Mary Jennings Hegar helped fight off a group of 150 Taliban soldiers while landing a U.S. air force helicopter. Compelling real life stories in this book about careers in the air force… More →
"The important thing is to not stop questioning. Curiosity has its own reason for existing." This fascinating biography details the life and achievements of Albert Einstein, a scientist and… More →
Albert Einstein was a theoretical physicist and an intellectual giant of the twentieth century. This fascinating biography reveals Einstein's life story, and how his theories changed the way… More →