La reproducción de las plantas (Plant Reproduction)

La cultura medieval islámica ha dado figuras espléndidas. Omar Jayyam, poeta y filósofo, algebrista y astrónomo, es sin duda la más fascinante de todas. Su pensamiento fue heterodoxo, su saber inmenso, su obra variadísima. De lo que nos ha llegado de su poesía no siempre es fácil distinguir lo auténtico de lo apócrifo, y de lo que sabemos de su vida, la historia de la leyenda. Su más importante aportación algebraica, la resolución sistemática de las ecuaciones cúbicas cortando cónicas, se procurará poner al alcance de un lector moderno sin alterar las ideas de fondo.

There are lots of families, but no two are exactly the same. Conoce la familia, a fully translated Spanish edition of Meet the Family, celebrates our most precious relationships. Each title opens doors to a variety of homes and reveals the many ways people combine to form families.

What kind of weather is headed your way? Meteorologists make it their job to know. They tell you when sunshine is in the forecast. They tell you when it's going to rain. They spot severe storms, such as tornadoes and hurricanes, before they hit. Their work is important. It can even save lives. Read about this intriguing STEM career Created in collaboration with the Smithsonian Institution, this Spanish Smithsonian Informational Text builds reading skills while engaging students' curiosity about STEAM topics through real-world examples. Packed with factoids and informative sidebars, it...

This title will teach readers about honey bees and where they live. It will also let readers know that some honey bee populations are in decline due to pesticide use, habitat loss, pollution, and more. Aligned to Common Core Standards and correlated to state standards. Abdo Kids Jumbo is an imprint of Abdo Kids, a division of ABDO. Translated by native Spanish speakers--and immersion school educators.