Un día de trabajo: Médico de emergencias (All in a Day's Work: ER Doctor)

Think you'd like to be a fire fighter? Learn about the special equipment fire fighters use, their role in community safety, and their lives at the station. This book features a comprehensive timeline of the history of firefighting from its origins in ancient Rome through firefighting practices of today plus vocabulary related to fire fighters and fire safety.

Algorithms might sound like a complicated tech term, but don't be intimidated, people actually use them every day. Using accessible language and full-color photographs, this book simplifies algorithms in an easy-to-understand way. Readers will be amazed to learn that an algorithm is just a set of steps for computers to follow to get things done. STEM topics from the Next Generation Science Standards are emphasized throughout the text. Sidebars featuring key terms help readers grow their tech vocabulary, and fact boxes provide additional opportunities to learn.

¡La Dra. Vitamina siempre vive en la cocina, nunca pisa el hospital! Ven a conocer a la Dra. Vitamina, una superheroina que tiene muchas formas y está escondida en casi todos los alimentos que tomamos. Sí, en casi todos menos en esos que en realidad no son alimentos. Una historia divertida y llena de aprendizajes para que los más peques comprendan que su cuerpo es su mejor aliado y que tenemos que cuidarlo para que funcione muy bien y durante muuuuucho tiempo.

Did you know that early explorers initially thought that California was an island? Learn how California was discovered with this Spanish book that focuses on the history of California. Students will learn about the contributions of Henry Hudson, Juan Rodriguez Cabrillo, Hernan Cortes, Francisco de Ulloa, and Sir Francis Drake. With a visually appealing layout, this primary source book features captivating text, fun facts, sidebars, and time lines that help students grasp the essential concepts they need to know at their grade level. Packed with information and primary source maps, images, and ...

What is matter and where can it be found? Everything in the world is made of matter, whether it is a solid, a liquid, or a gas. Important ideas about matter such as volume, mass, and how matter changes state are conveyed through a series of easy-to-do experiments.