Sumando Animales Del Artico

An asteroid hitting Earth may sound like science fiction, but it is a real danger. This book explores what the different scenarios might be and how we can prepare ourselves in case such a disaster should occur.

¿Alguna vez te han sucedido cosas que no tienen una explicación lógica? ¿Cajones que se abren solos, cosas que se pierden misteriosamente, risitas que no se sabe de dónde vienen? A Víctor le acaban de poner gafas y desde el momento en el que sale de la óptica se da cuenta de que ve demasiado bien. ¿Por qué demasiado bien? Pues porque ahora ve unos bichos que antes le resultaban invisibles, los Krippys, que conviven con los humanos y que son responsables de muchas cosas que antes no entendía. Pronto aprende que hay Krippys de mil formas, pero Víctor les ve a todos algo en común y...

This book describes the process of plant growth through vocabulary rich text and descriptive photographs. Readers will explore a plant as it grows from a seed to a tall plant in the sun.

Have you ever seen a skyscraper that is shaped like an elephant? How about one that looks like waves? Students will learn how to measure area while engaged in reading about the world's coolest skyscrapers! This Spanish book uses real-world examples to teach math concepts, and incorporates nonfiction reading to increase vocabulary and comprehension skills. The practice problems, graphs, and sidebars provide many opportunities for students to practice their developing math skills, and apply what they've learned to their daily lives. Essential text features like a glossary, index, and table of...