Por qué?

Accelerate through the pages of this book and introduce readers to physics and how it assists objects to move. This stimulating, Spanish-translated nonfiction title includes real-life examples and basic experiments to facilitate further understanding of physics. Readers will learn about velocity, Newton's Second Law of Motion, thrust, gravity, momentum, and g-force through vibrant and colorful images, fascinating facts in conjunction with informational text, accommodating graphs and diagrams.

Nuestro mundo, with Tu mundo, is a complete, two-level Spanish program for native Spanish speakers, providing focused treatment of Spanish-speaking peoples, including language, literature, culture, and history.

A young girl explains how she and her diverse group of friends are all different from each other. In this first-person nonfiction narrative, vibrant photographs reinforce the idea of a community of students who respect each other and live in harmony. A picture-word glossary is included.

Computer science is all around us, at school, at home, and in the community. Anyone can learn computer science, even at the elementary school level. This book delves into essential computer science concepts using age-appropriate language and colorful images. The computer science topic is paired with an age-appropriate curricular topic to deepen readers' learning experience. The instructional guide on the inside front and back covers provides: Vocabulary, Background knowledge, Text-dependent questions, Whole class activities, and Independent activities.