El Pacto Del Mayflower /

This inspiring biographical series ties in with elementary history, science, and social studies curricula, providing teachers with a valuable interdisciplinary resource. With these books, young readers will discover historical figures who devoted their lives to making the world a better place, and changed the course of history. Text copyright 2004 Lectorum Publications, Inc.

Follows the life and career of the French scientist who proved the existence of germs and their connection with diseases.

Defines pulleys, explains their functions, and suggests simple experiments to demonstrate how they work.

Después del último ataque sufrido, los habitantes de Pueblo han recuperado la tranquilidad y su existencia transcurre en paz. Todo parece funcionar a la perfección. Sin embargo, una serie de misteriosas desapariciones van a alterar las cosas... Una amenaza externa, con forma muy peculiar; una criatura extraordinaria dotada de una poderosa arma; una clave por descubrir... El equipo formado por Willy, Vegetta y sus mascotas, Trotuman y Vakypandy, arriesgará de nuevo sus vidas y pondrá a prueba su extraordinario ingenio para solucionar el problema en una nueva y alucinante aventura con...

Cuadernos no solo para leer o escuchar, sino para revivirlos activamente, en los que se entra a través de sugerentes escenarios y situaciones con construcciones, personajes, objetos, juegos y adhesivos. ¡Porque jugar es la verdadera forma de aprender!

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

Book Features: • Ages 4-8, Grades PreK-2 • 16 pages, 8 inches x 8 inches • Simple, patterned Spanish text with full-color pictures • Includes comprehension questions, writing prompts, and high frequency words • Graphic organizers and photo glossary included Bite Into Learning: In Listos para las Ciencias: Los Animales Necesitan Comida, preschoolers—second graders learn all about the unique meals that different animals eat (and enjoy!) in order to stay alive! Science Made Fun: Food gives us the energy and nutrients we need to grow and stay healthy—but not every living thing eats...