¿Hacia dónde se va el agua?

Narwhals are often called the "unicorns of the sea." But these fascinating creatures are members of the whale family. Read all about narwhals as you practice addition. 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 addition 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...

Cuando David Houlding descubre lo difícil y dura que se está convirtiendo su juventud, sufre un síndrome real llamado Hikikomori, que lo aísla por completo de la que él considera una sociedad plástica, y pasa cuatro años encerrado en su habitación. Esto provoca una depresión, desencadenada a su vez por los actos de algunas personas que son muy importantes en su vida. Quizá nuestra realidad no sea tan diferente a la de él.

The conjunction of imaginary characters and objects from daily life are presented to help little ones find a connection between both elements, showing each character, object, situation, and activity in its context. PP.

Describes the importance of farms and the changes that have taken place on farms in the United States from the eighteenth century to the twentieth century.