Cómo funcionan los ecosistemas

The skeletal system is made up of bones. They support and protect your body and help it work. Some bones help you run, or pick up a pencil; others protect organs, like the skull, which protects your brain. Learn about bones, joints and more in this informative book.

OF COURSE you think I was the bad guy, terrifying poor little Jack. You don't know the other side of the story. Well, let me tell you... Fully translated Spanish text. SEGURO que piensas que yo soy el malo del cuento y que me dedico a aterrorizar al pobre Juan. No conoces el otro lado de la historia. Pues bien, te la voy a contar...

This book describes dump trucks called off-highway trucks, explaining their operating equipment and dumping beds, fuel, and jobs.

Germs Are Not for Sharing/Los gérmenes no son para compartir paperback (ages 4–7): Sneezes, coughs, runny noses, spills, and messes are facts of everyday life with young children. This book teaches kids what germs are, what they do, and why it’s so important to cover them up, block them from spreading, and wash them down the drain. Includes tips for parents and caregivers.