La fiebre del oro (The Gold Rush)

Over the years, people have looked for ways to improve our imperfect sight. This has led us to the world of optics, which is the study of light and how it travels. What are some of these innovations that have changed how we see the world, and how do they work? Find the answers to these questions with this Smithsonian Informational Text! Created in collaboration with the Smithsonian Institution, this text builds students' reading skills while engaging their curiosity about STEAM topics through real-world examples. It features a hands-on STEAM challenge that guides students through every step...

Students will develop their math skills while engaged in reading about the importance of honeybees. This nonfiction math book combines math and literacy skills, and uses real-life examples of problem solving to teach subject area content. The full-color images, intriguing sidebars, practice problems, and math diagrams make learning place value relevant and fun. Text features include a table of contents, glossary, and index to increase understanding of math and reading concepts. An in-depth problem-solving section provides additional learning and practice opportunities while challenging...

Take a trip to the British Museum as you explore its fascinating objects and geometric shapes! This famous London museum was built for exploration - and for learning geometry. Learn about its history and artifacts as you build your geometry skills. This Spanish math book seamlessly integrates the teaching of math and reading, and uses real-world examples to teach math concepts. Text features include images, a glossary, an index, captions, and a table of contents to build students' vocabulary and reading comprehension skills as they interact with the text. The rigorous practice problems,...

Take a trip to the place where cows and horses play and fields of crops grow in this Spanish-translated nonfiction book that tours a farm! Early elementary readers will discover the types of farm animals, crops, and different machinery used to run a farm. With informational text, a picture glossary, a map of the farm, and bright, colorful photos, readers will want to learn all about life on a farm!

This Book Talks About How Everyone Has Problems And How Most Problems Have Solutions. How It Is Important To Stop And Think, Get All The Facts , And Be Better Prepared To Solve A Problem When It Happens To Them. Complete K-5 Social Skills Collection. Paired With A Fiction Social Skills Title.

La Asociación Española de Sexología Clínica ha escrito los textos de esta colección con el fin de responder a la curiosidad de los niños y enseñarles de una forma natural, adaptando cada cuestión a su edad y explicando las cosas de un modo sencillo, aunque riguroso, acompañado además de graciosas ilustraciones. Este libro explica gráficamente el proceso de fecundación y todos los estadios del embarazo y del parto, además de los primeros cuidados de un bebé.

Cuentos ilustrados sobre las personas que más han ayudado al medioambiente. Un libro imprescindible para las nuevas generaciones. «Mucha gente pequeña, en lugares pequeños, haciendo cosas pequeñas, puede cambiar el mundo». Eduardo Galeano Cuentos por el clima nace para dar voz a todas esas personas que luchan, día a día, por hacer de nuestro mundo un lugar mejor en el que vivir. Un sitio mejor no solo para nosotros, sino también para las futuras generaciones, que serán quienes hereden el planeta. En este libro ilustrado se cuentan las historias de cien héroes, heroínas y...