Algoritmos: la base de la programación de computadoras (Algorithms: The Building Blocks of Computer Programming)

From art and architecture to politics, philosophy, and mathematics, "western civilization" owes a great deal to the achievements of ancient Greece, but what do we really know about this long-gone civilization? How did geography influence the politics of the Greek city-states? What's the difference between an agora and an acropolis? This book takes readers several thousand years into the past, when independent city-states ruled the Mediterranean Sea, to find the answers. Full-color photographs and maps, accompanied by accessible text, introduce readers to the many contributions the ancient...

Recess is a time to go outside, have fun, and play. Spend some time problem solving to make sure everyone has fun at recess! This Spanish math book combines math and reading skills and uses real-life examples of problem solving to teach subject-area content. The dynamic images, detailed sidebars, practice problems, and math diagrams make learning problem solving easy and fun. Text features include a table of contents, a glossary, an index, and captions to build vocabulary and increase understanding of math and reading concepts. An in-depth problem-solving section provides additional learning...

The inspiring and timely story of Sonia Sotomayor, who rose up from a childhood of poverty and prejudice to become the first Latino to be nominated to the US Supreme Court. Before Supreme Court Justice Sonia Sotomayor took her seat in our nation's highest court, she was just a little girl in the South Bronx. Justice Sotomayor didn't have a lot growing up, but she had what she needed -- her mother's love, a will to learn, and her own determination. With bravery she became the person she wanted to be. With hard work she succeeded. With little sunlight and only a modest plot from which to grow,...

Explains some of the challenges and rewards of having a friend with ADHD using everyday kid-friendly examples--in both English and Spanish

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 ...