Conservación de la masa (Conservation of Mass)

Light can travel faster than anything else in the universe. But what exactly is light, and where does it come from? This nonfiction Spanish book teaches students all about light, and introduces them to important scientific concepts and vocabulary terms like infrared, ultraviolet, photos, and visible spectrum. The intriguing images, detailed diagrams, and stimulating sidebars will keep students connected to the text. The fun lab activity provides a real-world learning experience that supports STEM instruction. Aligned to state and national standards, the leveled text supports differentiation....

The gold dollar coin bears the image of one of the most famous Native Americans in U.S. history; Sacagawea. Though much of her life remains a mystery, this book explores the story of this extraordinary woman who helped Lewis and Clark explore the American West. Age-appropriate language and content will help beginning readers understand this fascinating time in American history and introduce them to Sacagawea's captivating story. Exciting photographs help draw readers in, and a timeline of important events will reinforce what they've learned.

George W. Bush grew up in a prominent political family in Texas. After serving as Texas governor, Bush followed his father's footsteps in becoming President of the United States. This Spanish-translated biography allows readers to discover the life of George W. Bush and explore some of the impacts he made as president through acts like No Child Left Behind. Readers will also learn of the many unexpected challenges Bush faced, such as the al-Qaeda attack on September 11, 2001, the War on Terror, and the Iraq War. The engaging facts, vibrant images, and supportive text work in conjunction with...

¡Se necesitan pocas palabras para decir oraciones extraordinarias! La hora de dormir es un momento ideal para que los pequeños hablen con Dios. Estas oraciones para la hora de dormir lo dicen todo en pocas palabras para que quienes recién empiezan a caminar las comprendan fácilmente y recuerden sus favoritas. Los libros de la serie The Little Words Matter™ (Palabritas importantes) se han diseñado especialmente para los más pequeñitos y presentan muchas verdades bíblicas en palabras y relatos exactamente a la medida de sus corazoncitos. It only takes a few words to say some big...

Introduces the life of Shoshoni Sacagawea, from early childhood through her days guiding the Lewis and Clark Expedition through the American wilderness, and speculates on her life after that adventure.