Investiguemos las fuerzas y el movimiento (Investigating Forces and Motion)

Consolidates the Student's Book lessons with targeted practice, unit by unit Additional practice of reading, writing, speaking, listening and use of English skills Extensive grammar and vocabulary practice Complete practice exam in Unit 10 Designed for independent study at home and practice in class Audio for listening lessons available on the Student's App

This complete Spanish translation of the highly acclaimed Isaac Asimov's 21st Century Library of the Universe is ideal for students still developing their English-language skills.

This colorful counting book uses catchy rhymes and vibrant illustrations to help children count from 1 to 20 and then in groups of 10 to 100 using the popular cereal's O's as units. "Food is a major part of every toddler's day, and food is the focus here: holding it, playing with it, eating it, and, also, counting it, so that numbers become a natural part of breakfast, and concepts are learned through crunchy physical facts.

Different colors are all around us, and this series explores what they look like and where they can be found. Students identify common colors from everyday life, such as red, blue, green, yellow, and how to describe them. They also learn to classify colors by examining what types of objects display each color. Consistently placed and leveled text helps to ensure subject matter is clearly understood.