Ondas sonoras y la comunicación (Sound Waves and Communication)

Las Dino-historias conjugan dos pasiones de muchos niños y jóvenes: los cómics o historietas y los dinosaurios. Conoce la fascinante historia de este gigante del período Jurásico. Al ser un espécimen de sangre caliente, el branquiosaurio requería de grandes cantidades de energía que obtenía comiendo hojas de las copas de los árboles, por eso es que tenían un cuello tan largo.

Read Along or Enhanced eBook: Elementary readers learn about famous pirates and pirate history in this informative, Spanish-translated nonfiction title. Through colorful images, fascinating facts, informational text, and compelling stories, children will learn about famous pirates such as Captain Kidd, Blackbeard, Anne Bonny, Black Bart, Edward Low, Lady Mary Killigrew, and Mrs. Cheng.

Consolidates the Student's Book lessons with targeted practice, unit by unit Additional practice of reading, writing, speaking, listening and use of English skills Extensive grammar and vocabulary practice Complete practice exam in Unit 10 Designed for independent study at home and practice in class Audio for listening lessons available on the Student's App

Spanish English bilingual children's book. Perfect for kids studying English or Spanish as their second language. Ron and his best friend Maya go through a journey to become heroes. They learn important superhero rules which help them complete their first mission. They work together and help Maya's brother, learning new things about themselves.