El arte industrial tardorromano

The asteroid belt between Mars and Jupiter is an intriguing area of our solar system. Scientists have counted over 670,000 known asteroids there, but there could be millions more not yet found. Readers will discover much more about the asteroid belt in this highinterest book, which blends science and math. They'll read about several topics, such as space missions to the asteroid belt and the difference between an asteroid and a planet, and solve associated math problems-just like actual space scientists do!

This is a story about a little girl who has questions about the moon. Through a fictional story, she discovers the answers with scientific exploration and examples illustrated through the story.

Learn about the rich history of Mission Santa Cruz: how it started, the people who ran it, the indigenous population, and its legacy today.

Francisco Bernardone nace en una familia rica, en un mundo en que la mayoria nada tiene. Como los jovenes de su circulo, vive de fiesta en fiesta. Hasta que poco antes de cumplir los veinte anos algo lo llama y deja todo: fortuna, herencia y un modo de viv