Hacia un mundo verde

Explains The Early History Of How The Bill Of Rights Came To Be And How It Is Used To Protect Citizens.

Provides The History Of Biofuels, Different Uses, Positive And Negative Characteristics, And How They Will Impact The Future.

Got a fan of snakes, lizards, and turtles? Dig into this beginner's guide to reptiles from Cathryn and John Sill, creators of the award-winning About... series. Author and educator Cathryn Sill explains in simple language the basic characteristics that all reptiles share, while offering a look at many of the animals that fall into this diverse category, including ever-popular lizards, snakes, and turtles. The beautifully detailed paintings of noted wildlife illustrator John Sill depict reptiles in their habitats and highlight their unique aspects. An afterword provides more detail on each...

Un manual ilustrado que presenta la ciencia como un juego divertido en 26 experimentos de física y química con los que saciar la curiosidad del pequeño lector. Desde la comprobación de la presión atmosférica hasta la fabricación de un periscopio casero.

There are government leaders all over the world that work at the city, state, and national level. This captivating Spanish book will allow readers to learn about various jobs in government including politician, statesmen, governor, and mayor. A look into the past includes a brief history of the U.S. government and some of the most important offices such as heads of state, Congress, seats in the Senate and House of Representatives, and the president. The fascinating facts and brilliant images combine with the supportive text and helpful glossary and index to provide a reading experience that...

Un libro de todo cartón que nos presenta en cada doble página a un animal de granja (el pollito, el cordero, la vaca, el perro¿) con un dibujo y un texto rimado que lo describe, y un rompecabezas de nueve piezas que representa a estos mismos animales. Pensado para que los más pequeños pasen el rato fijándose en los dibujos del libro y jugando a resolver el rompecabezas.