En el acuario (At the Aquarium) (Spanish Version)

Students will learn about the history of hot air balloons and they will also discover the importance of volume when calculating hot air balloon flight. Used in the classroom or at home, this nonfiction Spanish text includes mathematical charts to help students practice calculations. With a glossary, an index, dynamic images, and easy-to-read text, students will build their math and reading skills while they are engaged in reading high-interest content.

This book really measures up! It provides historical background and details about how length, distance, volume, weight, and time were measured in the past. An introduction to many of the necessary terms for a better understanding of measurement, such as scale, perimeter, and ruler is provided along with detailed photos and images to help the readers better comprehend the overall concept of measurement.

While the Great Depression was indisputably a difficult period in American history, it did lead to certain developments that we still benefit from today. One for the most significant examples of this is Social Security, which helps a whole generation of retired Americans. The book offers a concise description of the Great Depression, including analysis of its causes and its effects. Chapters focus on different aspects of the period, including culture, the arts, and science and technology. The dynamic design displays images of posters and experiences from the Depression era. This informative,...

Learn About The Destructive Effect Non-Native Animals Have On Native Plants And Animals When They Invade An Environment.

Todo lo que deberías saber a los trece años y que nadie te ha contado todavía... La guía completa de la adolescencia Todo lo que necesitas saber acerca de: Amigos * cambios en tu cuerpo * compras ropa y maquillaje * acné * tallas * cabello * vergüenza * qué comer * estados de ánimo * fumar * amor y desilusión * cómo recuperarse de un corazón roto * deporte * chicos * sexo * instituto * tus derechos * bebidas alcohólicas * hacer que tus padres te tomen en serio * drogas * dinero confianza * ser feliz con tu propio y verdadero ser. Todo lo que deberías saber a los trece años y que ...

When winter hits, many people in colder climates spend most of their time indoors. But what do wild animals do? Some animals spend winters hibernating. Beginning readers will learn what hibernation is, why some animals hibernate and others don't, and how hibernating animals prepare for their long sleep. Full-color photographs grab readers' attention and allow them to draw connections to the narrative. Readers will love learning about this mysterious, restful time in some animals' lives.