Mira adentro: Tu corazón y tus pulmones (Look Inside: Your Heart and Lungs) 6-Pack

Discover how the heart and lungs work together to keep the blood flowing and the body breathing in this book that provides pictures of real hearts and lungs and accompanying diagrams. Readers will learn about circulation and breathing as well as related vocabulary.

Alina acaba de recibir una en la que se le comunica que, junto a un joven desconocido, es la heredera de un codiciado diamante, por el que hay gente dispuesta a matar. Para evitar que esta joya caiga en manos indebidas, Alina se verá obligada a vivir una vertiginosa aventura contrarreloj en la que descubrirá que algunas personas son como cierta clase de diamantes: oscuros en la superficie, pero capaces de brillar en su interior.

Read this book to find out about eyes and how they differ from animal to animal. This book uses simple, repetitive text to teach children about eyes using basic vocabulary and stunning photographs that show how eyes differ across a diverse selection of animals, including humans. Children learn what eyes are for, where they are found, and what eyes look like.

The greatest thinkers of humanity at your fingertips, in minutes! If you thought you would never be able to understand the essential classic authors, you were wrong! With our "Summarized Classics" collection, you will understand the main ideas of the most important thinkers in a very short time and with little effort. The present volume covers the central axes of this discipline. Among them, the reader will find an analysis of Treatise On Civil Government (1690), among others, and a glossary.

Amusing And Engaging Text Describes How The Color Of An Animal Can Ensure Its survival. Provides Examples Using A Variety Of Animals.