Experimentos sencillos con sólidos y líquidos

Amphibians can be found all over the world. There are more than 7,500 kinds of amphibians living in streams, rainforests, deserts, and everywhere in between. Many of them are in danger due to a deadly fungus, but help is on the way! Created in collaboration with the Smithsonian Institution, this Spanish book ignites a curiosity about STEAM topics through real-world examples. It features a hands-on STEAM challenge that guides English language learners through every step of the engineering design process. Inspire students to pursue a STEAM career with career advice from a real person working in ...

Readers won't have to disassemble their favorite toys to discover what makes them work. This book explores electric, magnetic, and motion-powered toys from design to function. It introduces readers to the six simple machines and explains how they use force and motion to do work. Not every toy is a technological marvel. Readers learn about time-honored favorites including the rocking horse, Slinky, and rattles.

Two adorable sisters have something very important to do. They must plan, arrange, and decorate for a great surprise, because it's Dad's birthday. Books of the Neighborhood Readers Program build early literacy skills, introduce important content-area language, and help develop speaking and writing skills. They can be integrated into any existing language arts or core reading programs.

¿Qué es ese zumbido? ¡Es una abeja! Con imágenes hermosas, divertidas y auténticas, y un texto comprensible, los niños aprenderán sobre estos increíbles insectos con este libro de nivel 2. Esta serie educativa de libros para principiantes de alto interés para niños está llena de las imágenes maravillosas de National Geographic, acompañadas por textos escritos por autores experimentados en el campo de la literatura juvenil. La contratapa de la edición en rústica incluye una experiencia interactiva basada en el libro. Los libros de nivel 1 refuerzan el contenido del libro con una ...