Los desiertos (Deserts) 6-Pack

If asked to define a forest, readers might say, "It has a lot of trees." But many places have a lot of trees. So, what makes a forest a forest? Readers discover that a forest is unlike any other biome on Earth. And a temperate forest is even more specific. Readers learn the many life cycles found within a forest and how the energy pyramid explains the numbers of forest plants and animals. In addition, readers learn by examining how forces usually considered destructive work to help forests survive. 32pp.

Oceans cover 70 percent of the Earth's surface, providing students with a variety of plant and animal life to learn about. An ocean biome includes the saltwater below the waves and everything on, above, and near the surface. Students will also learn about the beach, tides, cliffs, bays, coastlines, coral reefs, and tide pools in this Spanish-translated title.

This book is a comprehensive, practical presentation of the principles of behavior modification and guidelines for their application. It teaches forms of behavior modification ranging from helping children learn necessary life skills to training pets, to solving personal behavior problems.

Todos los objetos, elementos o personas tienen una silueta que los define y que constituye su figura. Hay muchísimas figuras posibles, pero todas tienen unas particularidades que permiten identificarlas. Los 12 ejercicios del libro están pensados precisamente para trabajar las características de esas figuras haciendo, por ejemplo, la silueta de una silla con una serpentina, o construyendo la figura de una pelota a partir de diferentes trozos de papel rasgado. Asimismo, muchos de los ejercicios del libro se detienen en las propiedades de la figura humana para conocer sus partes más...

Packed with lively illustrations and fascinating flaps, this book is bursting to reveal amazing secrets."

Each book in this series is filled with colourful pictures and activities to facilitate understanding and encourage students to revise fundamental grammar points and practise their oral and written skills.