Tras las huellas del ADN

The compelling history of Texas government, with all its layers and intricate workings, is zestfully presented in this book. Readers will be delighted by the big ideas and big political personalities of the lone star state.

George Washington Carver was a skilled botanist who became famous for his work with peanuts and other plants. Readers will discover the captivating life of this incredible scientist in this engaging scientific biography translated in Spanish. Using colorful photos and graphs, children will learn why Carver was known as "The Plant Doctor" as a child and how his work with peanuts, sweet potatoes, and pecans helped change the way people used plants! The helpful glossary and index aid in better understanding of the content, while a simple, interesting experiment leaves Spanish-speaking children...

Esta antologia revela el poder del amor en 12 cuentos clasicos, incluyendo Tristan e Isolda, Antonio y Cleopatra, La Espada de Solomon, y Romeo y Julieta. Los temas universales del amor eterno, amor perdido, amor de una madre, y el amor entre amigos son explorados por estos clasicos.

Our closest solar system is about 10 light years away. It has two main types of planets. Some are rocky and small, like planet Earth, while others are huge balls of gas, like Jupiter. Learn about how astronomers once thought our solar system was the one and only, to how they have now discovered hundreds of stars with planets orbiting them, which means there could be billions of solar systems in outer space! Just maybe, these alien worlds could host life, like our own amazing planet. This book allows students to use observations of the Sun, moon, and stars to describe patterns that can be...