La Energía Solar (Solar Energy)

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.

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.

Science fairs can be a timely assignment, but they can also be fun, rewarding, and sometimes help you to earn scholarships and prizes, too! The recipe for a great science fair or engineering project has just a couple of simple ingredients: a topic you care about and a question you can test. Learn every step of how to make your next science fair or engineering project a winner by following the detailed instructions, helpful hints, and design information in this title. So, don’t be scared, be prepared, and you are sure to have science fair success! This book allows students to understand how...

Find three-dimensional shapes in a fort! This fun title, that has been translated into Spanish, challenges children to find cylinders, cones, and pyramids in a fort while introducing them to terms like base, vertex, face, and more! Young readers will improve their STEM skills and learn how to recognize these three-dimensional shapes all around them! Vibrant images, clear examples, and helpful mathematical diagrams work together to make geometry seem easy and fun!

Montar en bicicleta es muy divertido, pero también puede ser peligroso. Lea sobre cómo las personas han hecho que el ciclismo sea seguro a lo largo de los años. Aprenda cómo las bicicletas han cambiado con el tiempo y cómo las piezas, el equipo y los senderos de las bicicletas hacen que el ciclismo sea más seguro. Creado en colaboración con la Institución Smithsonian, este libro en español despertará la curiosidad sobre los temas de STEAM a través de ejemplos del mundo real. Presenta un desafío STEAM práctico que es perfecto para espacios de creación y que guía a los...

Caras sonrientes, fotos coloridas y rimas interesantes convertirán las frutas y verduras en las favoritas de los niños. Hacer que las frutas y verduras sean divertidas es una forma efectiva de hacer que los niños prueben estos alimentos básicos saludables. Este libro es divertido de principio a fin.