Las ballenas

It was known as the age of the dinosaurs, but other fascinating creatures roamed the Earth at the same time. Learn about lesser-known animals from the prehistoric era that are no less fascinating! Students will be engaged in reading about ancient animals like Gigantopithecus, Titanoboa, Megalodon, and more as they develop their skills at reading and writing numbers. This nonfiction math book combines math and literacy skills, and uses real-life examples of problem solving to teach subject area content. The full-color images, intriguing sidebars, practice problems, and math diagrams make...

There are millions of animals that call the ocean home. Some of these animals are in danger. Readers will learn about marine animals that are at risk of becoming endangered and what people and activists like Jacques Cousteau have done to help. Readers will also learn about the causes of endangered animals, including pollution and overfishing and learn steps they can do to help the conservation and preservation of these beautiful animals and sea life. Through vibrant images, informational text, stunning facts, a glossary of terms, and a list of additional resources, readers are sure to be...

..".Tantos pensamientos la hicieron sentir extraña ¿Y si estoy loca? Bueno, estar loca no era tan malo, porque legalmente ello supondría el desconocimiento total de todas sus obligaciones. Pero si quería tomar esa premisa o afirmación como cierta (como su principio de vida), según su ex profesor de matemáticas, tendría entonces que demostrarla y para ello... "Antes de demostrar una teoría, primero debes delimitar y definir, el universo que va a ser puesto en estudio...." Visto así, ¿qué sería estar loca? Estar loca..." En una ciudad y un trabajo donde nada parece cambiar, Sandra, ...

Thomas Edison is considered by many to be one of the greatest inventors of all time. His creations changed the world, but there was more to his life than just his inventions. Readers of this engaging volume will learn all about the man behind the innovations. This fascinating biography introduces important subjects and encourages a further interest in history. Concise and accessible text paired with vibrant photographs is sure to captivate audiences of many ages and levels.