La luz y sus efectos (Light and Its Effects)

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!

Tras los últimos y sombríos años del reinado de Luis XIV las costumbres cambian por completo: la aristocracia se entrega al lujo, convierte el deseo en motor de su vida y hace del amor un juego presidido por una libertad absoluta que provoca unos excesos que los siglos siguientes no alcanzarán. La novela libertina da cuenta de esa realidad, con delicadeza unas veces, con crueldad otras, pero siempre con la mujer como centro de todas las pasiones, capaz de seguir el juego con delicadeza o dejarse arrastrar hasta los límites más arriesgados del deseo. Toda la sociedad del siglo se embarca ...

Read Along or Enhanced eBook: Find out what surfers need to know to have fun and stay safe in the water in this engaging, Spanish-translated nonfiction title! Invite readers to learn about the history of surfing, surfing culture, what equipment is needed, and more using vibrant images and informational text in conjunction with math skills and upper-level features such as chapter format, a glossary of terms, and an index.

A closer look at the stomach and how it works with the digestive system to give the body the nutrients it needs to stay healthy.