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.

The Internet can be one of the most useful tools for young learners. It can also open them up to dangerous situations and inappropriate content. This book teaches readers how to use the Internet responsibly. It addresses relevant issues, including social networking, online gaming, and cyber bullying. Through age-appropriate text, readers will learn how to avoid strangers and keep their personal information safe. “Tell Me More” boxes give advice for complicated online situations. Color photographs and a detailed glossary support the text. Supplemental websites provide opportunities for...

A scientific look at the natural processes that create waterfalls, and where they are likely to form.

Georgina L�zaro presents the life of Rub�n Dar�o, father of Modernism, in this new addition to the award-winning series Cuando los grandes eran peque�os

Open this book and, using the included magical press-out flashlight, illuminate a nighttime world full of amazing animals! Whether exploring an Amazon jungle or an African safari, kids will discover all sorts of creatures that are most active in the darkness. Packed with fun facts and illustrations, too.