Haciendo Formas

Imagine traveling at half the speed of a jet plane without ever leaving the ground! Students will discover the technology that makes such speeds possible, from special tracks and safety precautions to aerodynamically designed trains. What are the limits to the speed of trains? What imposes those limits? Students also will read about the future of passenger train travel, from flying trains to trains that use huge magnets to levitate inches or centimeters off the track. Some trains safely reach speeds of more than 200 mph!

This Spanish book introduces students to the concepts of growth and change. With images that are easy to identify and clear, simple sentence structures, this science reader simplifies scientific concepts for young students as they improve their reading skills. A fun and easy science experiment and Your Turn! activity provide more in-depth opportunities for additional learning. Nonfiction text features include a glossary and an index. Engage students in learning with this dynamic text!

Concebido con el objetivo de facilitar a los estudiosos de la materia y al público culto en general una información rigurosa y actualizada de los conceptos fundamentales impartidos en las distintas ramas de la Ciencia de la Literatura, este BREVE DICCIONA

Read Along or Enhanced eBook: Using helpful maps, charts, and intriguing facts in conjunction with vibrant images and informational text, this fact-filled, Spanish-translated nonfiction title allows early elementary readers to explore the lush rainforests of the world. Readers will learn make their way from the forest floor to the understory, all the way to the canopy!