Reptiles y anfibios reptantes (Slithering Reptiles and Amphibians)

In this biographical book, young readers will learn about the brave life of Harriet Tubman. Readers will discover how Tubman bravely escaped from her life as a slave to cross the Mason-Dixon line into freedom and how she helped hundreds of other slaves into freedom through the Underground Railroad with the help of abolitionists. The vivid images, stunning facts, and supportive text work in conjunction with the helpful glossary, index, and timeline of Tubman's life to give readers an engaging experience as they move from cover to cover. This book has been translated into Spanish.

Read Along or Enhanced eBook: Did you know that most animals in the world don't have backbones? Learn more about invertebrates in this engaging, Spanish-translated nonfiction book. Readers will learn all about mollusks, arthropods, arachnids, and crustaceans while being stimulated from cover to cover with its detailed images and charts, intriguing facts, and informative text.

Did you know that most animals in the world don't have backbones? Learn more about invertebrates in this engaging, Spanish-translated nonfiction book. Readers will learn all about mollusks, arthropods, arachnids, and crustaceans while being stimulated from cover to cover with its detailed images and charts, intriguing facts, and informative text.

This four-act script allows students to perform roles at differentiated reading levels to accommodate all students. Written in Spanish, students will interact cooperatively with their peers, learn to speak with feeling and meaning, increase their vocabulary and comprehension, and develop stage presence. A glossary is included to engage students further with this play that focuses on early US History. Characters include Captain John Smith, Pocahontas, Powhatan, and more.

All Spanish Prepositions This book is intended to explain how to use the 23 prepositions existing in the Spanish language to students of Spanish as a second language or to Spanish native speakers who want to acquire, refresh or improve their knowledge on this topic. Studying prepositions in any language is one of the hardest tasks because there are several rules to follow as well as some exceptions. The various rule categories are explained for each preposition along with numerous examples. These examples cover different contexts to give the reader multiple usage options of the language...

Imagine getting ready for bed when the sun is still shining, or eating lunch when it’s dark outside. How are such things possible? Learn how people in places such as Alaska, Norway, Iceland, Sweden, and Canada cope with days and days of sunlight and darkness. Created in collaboration with the Smithsonian Institution, this STEAM book will ignite a curiosity about STEAM topics through real-world examples. It features a hands-on STEAM challenge that is perfect for makerspaces and that guides students step-by-step through the engineering design process. Make STEAM career connections with career...

En esta obra, el autor ha puesto gran empeño en aportar datos inéditos sobre la vida de Arthur Nicolaier, y ha tratado de rescatar, para los profesionales de la salud y para el público en general, la figura, casi desconocida, de este médico alemán, que, a los 22 años, pasó a la historia de la medicina por descubrir el agente productor del tétanos.

[English] Explains many different ways that children can be good citizens and show good citizenship. [Spanish] Ser ciudadano de un país es algo muy especial. Los buenos ciudadanos están orgullosos de sus acciones y defienden sus principios. ¿Cómo somos buenos ciudadanos?