T eres mi buena estrella / You are my lucky star

Con texto cuidadosamente organizado en niveles y fotografias frescas y vibrantes capturamos la atención de los jóvenes lectores para que aprendan sobre las tradiciones y celebraciones de Hanukkah. Además de tener un glosario con imágenes, ayudamos a desarrollar habilidades de lectura informativa con preguntas de pensamiento crítico apropiadas para esta edad. Carefully leveled text and fresh, vibrant photos engage young readers in learning about the traditions and celebrations of Hanukkah. Age-appropriate critical thinking questions and a photo glossary help build nonfiction learning...

Ice cream is a solid. But when it melts, it becomes a liquid. Solids can change to liquids and back again by melting and freezing. Read this Spanish-translated book to learn what happens when heat and cold and solids meet.

There are many steps in the nitrogen cycle that include difficult concepts and words: denitrification, prokaryotes, ammonia, and more. With the help of this understandable book, even struggling readers will grasp this cycle of nature. Low-level language, fact boxes, and an extended glossary provide readers with essential vocabulary explanations that allow them to further understand each step of the cycle. Full-color diagrams aid readers' comprehension as they move through the cycle from start to finish, and then around again.

As they say, necessity is the mother of invention, and this book introduces readers to 14 women who invented very useful, helpful items. They include Chicago native Margaret Wilcox who invented the car heater, Indiana native Marion O'Brien Donovan who invented disposable diapers, Pennsylvania native Stephanie Kwolek who invented Kevlar, and Austria-born actress Hedy Lamar whose secret communications systems led to the creation of WiFi, Bluetooth, and GPS.