La frontera dormida

Black holes are neither holes nor black. They're invisible and packed with matter! Future astronomers will find out many more fascinating facts about these space phenomena with this intriguing book. Carefully crafted text encapsulates the most important information about black holes, such as how scientists locate them and their significance in a star's life cycle. Amazing photographs support critical concepts and inspire a true appreciation of the spectacles of space.

Count, sort, and classify the dress-up hats, cowboy hats, and silly hats! Beginning readers will enjoy learning to classify and sort objects with this brightly illustrated Spanish book. Featuring vivid images and easy-to-read text, this full-color book develops students' math and reading skills and introduces them to early STEM themes. The Math Talk section includes questions that will increase understanding of basic math and reading concepts and develop students' speaking and listening skills. Learning math is fun and easy with this engaging text!

Why did the Civil War begin? Which states were part of the Union and which were part of the Confederacy? Readers will learn the answers to these questions and more as they move through this fascinating nonfiction Spanish-translated title. The easy-to-read informational text, engaging facts, and vivid images and illustrations help highlight some of the aspects that led up to the Civil War, including slavery, the Underground Railroad, abolitionists, the Fugitive Slave Act, the Dred Scott Decision, and the Lincoln-Douglas debates. The accessible table of contents works in conjunction with the...

El propósito fundamental del libro es despertar en el público infantil el sentimiento de emoción ante el milagro de la vida. Saber dar las gracias, conjurar el miedo y la tristeza, aprender a soñar, comprender las pérdidas y celebrar lo que tenemos, son experiencias que las autoras comunican a través de la poesía y la sensibilidad mística. The main purpose is to instill in kids emotions for the miracle of life. Giving thanks, conquering fear and sadness, learning to dream, understanding losses, and celebrating blessings are experiences the authors communicate through poetry and a...