Obedecer las reglas

Summarizes how water changes from a solid to a liquid and back again, and introduces related facts such as that water freezes at thirty-two degrees Fahrenheit and that ice floats.

¿Qué significa migrar? Descubra qué animales migran y por qué migran a través de fotografías detalladas y texto simple. What does it mean to migrate? Discover which animals migrate and why they migrate through detailed photographs and simple text.

El planteamiento globalizador que rige el enfoque de este estudio, cuenta también con una catalogación exhaustiva de casi dos centenares de referencias, que no excluye la referencia concreta a todas las obras románicas de la región que han dejado algún vestigio y a las desaparecidas de las que existe constancia documental. A través de sus páginas, trata de evidenciar la riqueza del arte románico en el Principado, cuantitativa y de gran valor artístico en algunas de sus creaciones, comparables, como en el caso de las ovetenses, a los grandes ejemplos del románico internacional.

Rights are things that make life fair for everyone. But sometimes people are treated unfairly. When this happens, we have to stand up for what is right. We have to become civil rights champions! This Spanish nonfiction book will teach students about civil rights, and introduces them to new vocabulary terms and concepts. Important text features include a glossary, index, and table of contents to engage students in reading as they develop their comprehension, vocabulary, and literacy skills. The Reader's Guide and culminating activity require students to connect back to the text as they develop ...

Let’s Play, Mom! - Spanish edition A touching story told by a first grade girl. A girl who finds a way to make her mom feel better and happier. Nothing can be more precious than the time they spend together playing. This children’s story has a message for children and parents alike, teaching kids compassion and creativity, while reminding parents the importance of quality time with their children.

Grouping and classification are among the first math and science skills that children need to learn. This fun book will challenge children to observe natural creatures to see what makes them the same and different. It presents an interesting way of looking at objects, because the objects may not be exactly the same. For example, birds have two wings, but the wings of different birds may not look similar.