¿Por qué hibernan los animales? (Why Animals Hibernate)

The rock cycle has been taking place for millions of years. However, geologists have only known about this phenomenon for about 300 years. Young terrestrial explorers are introduced to different types of rocks, where in the cycle these rocks fit, and where in Earth's layers each step takes place. Fact boxes provide readers with fun additional information. A diagram helps readers make sense of the new information they're learning.

Diamonds and salt are both minerals, but diamonds are more rare than salt. Curious readers will learn what physical and chemical conditions must be present for minerals to form. They'll discover how minerals are identified and how they are used in daily life. Informative and interesting text presents readers with this science content in a fun way. A graphic organizer shows how different minerals are identified and fact boxes provide readers with exciting supplementary information.

Un libro para profundizar en el mundo de los escorpiones, la robótica y descubrir la relación entre ellos. Además, todo lo necesario para construir tu propio escorpión robot. ¡Cuidado! pica y le brillan los ojos.

Beisbol, sus Reglas Comentadas, es un libro sencillo en su concepción que busca acercar a los jugadores y fanáticos del deporte del bate y la pelota un poco a los reglamentos que lo rigen, tratando de destrabar los vericuetos de cada una de ellas de forma sencilla, a veces hasta un poco infantil y otras irónica y controversial, lo que ya es un constante de su autor Broderick Zerpa.

Read Along or Enhanced eBook: Learn all about the incredible things your heart, lungs, arteries, and circulatory system do and how to keep them healthy and strong! With vibrant images and informational text in conjunction with supportive diagrams and stimulating facts, this Spanish-translated nonfiction title introduces readers to basic biology and vocabulary.

Take a few moments of your day to quiet your spirit, think on God's amazing love for you, and make a meaningful connection with your heavenly Father--with these 3-minute readings designed just for you! Tomate unos cuantos momentos de tu dia para calmar tu espiritu, pensar en el asombroso amor de Dios por ti y establecer una valiosa conexion con tu Padre celestial -- con estas lecturas de tres minutos disenadas solo para ti!