Cómo podemos utilizar la polea?

Young students will be enthralled with compelling portraits of famous figures who devoted their lives to improving the world. Includes historical photos and illustrations.

Explains The Early History Of How The Bill Of Rights Came To Be And How It Is Used To Protect Citizens.

Solar Energy Is Explained. Included In This Book Is Where It Comes From, Who Uses It, And The Positive And Negative Benefits Of Using It. Correlated To Common Core, Texas TEKS, Virginia Sols, And Georgia Performance Standards.

A simple introduction to the work of teachers, including the different types, equipment used, training, daily life, and other aspects of their job.

Photographs and easy-to-read text introduce the major food groups and explain the nutritional contributions of each.

Practice nonstandard measurement at the zoo! This exciting, Spanish-translated title encourages readers to practice measuring their favorite zoo animals, such as elephants, giraffes, pandas, and more. A gorilla weighs the same as three men! When a cheetah runs, its stride length is the length of three men! An elephant weighs the same as three pickup trucks! Vivid images, fun practice questions, early STEM themes, and helpful mathematical diagrams make nonstandard measurement entertaining and easy for children to understand.

Readers begin to explore the vastness of our universe in this engaging volume. They start with subjects such as comets, meteors, planets, and more. Vivid full-page photographs accompany accessible text in both English and standard Latin-American Spanish.