El nombre del juego es Da Vinci

When rocks change because of environmental conditions, the new rocks are called metamorphic rocks. A rock's chemical or physical makeup may change because of conditions such as temperature, stress, or pressure. Your readers will learn fascinating facts including where metamorphic rocks are most commonly found, the different types of metamorphism, and how metamorphic rocks are identified. Full-color photographs depict these rocks in nature. A helpful graphic organizer shows how these fascinating rocks form.

What has a head, two tails, and shoots across the sky? A comet. Coming from the far edges of the solar system, most comets travel around the Sun, while meteors appear as flashing streaks of light in the night sky. Explore these amazing celestial wonders as they zip through space! This book looks at the difference between comets and meteors and their effects on Earth. The physical characteristics of each are identified in detail. This book won’t come crashing down! It’s filled with fun facts that give additional information on this exciting science topic. This book allows students to use...

Luis Suárez is known as one of the best soccer players in the world. He has won trophies, championships, league titles, and can shoot goals with either foot. As gifted a player as he is, Suárez is also known to be a controversial figure in the sports world. This book draws young soccer fans in with bright photographs of the exciting sport in action. Cool fact boxes are also sprinkled throughout the book to support the text. Readers will get an inside look at Suárez's achievements, his struggles, and his amazing athleticism.

La nueva XXVI Legislatura contuvo representantes de todas estas tendencias. Fue un Congreso de gran ebullición dialéctica y política. Las opiniones, la crítica, la ofensiva, la defensa se esgrimieron apasionadamente, y esa pasión repercutió en la prensa y en sectores no despreciables del público. Este libro analiza las labores de la Cámara de Diputados durante el gobierno maderista entre septiembre de 1912 y febrero de 1913, con énfasis en la relación entre ese cuerpo legislativo y el Poder Ejecutivo Federal. Se aborda también el funcionamiento de la Diputación, la formación de...