¿Qué Son Los Bienes y Servicios? (What Are Goods and Services?)

Explains, in simple terms, the reasons for skin color, how it is determined by heredity, and how various environmental factors affect it.

The eccentric millionaire, Pichicato Ramírez, loves to collect rare items but he goes too far when one day he makes a terrible deal that effects the entire town of Olotlán, including his nephew, Jacinto. Will Pichicato Ramírez learn that people are more important than collecting things.

Rabbit burrows play an important part in the life of a rabbit. A burrow provides a place to live, a place to raise baby rabbits, and a place to stay safe from predators. This volume, which was written to support elementary science curricula, examines the role a burrow plays in the survival of a warren, and how that in turn helps rabbits contribute to ecosystems around the world. The text’s age-appropriate, science-rich content focuses on rabbit behavior and encourages readers to draw connections between what they learn in science class and what they see outside. This text is complemented by ...

Have you ever thought about how a soccer field is different from a football field? Or how a tennis court is different from a basketball court? Each sport has a surface with a purpose! Explore partitioned shapes with this Spanish math book that seamlessly integrates the teaching of math and reading, and uses real-world examples to teach math concepts. Text features include images, a glossary, an index, captions, and a table of contents to build students' vocabulary and reading comprehension skills as they interact with the text. The rigorous practice problems, sidebars, and math diagrams...