El regalo de cumpleaños del abuelo (Grandpa's Birthday Present)

A family wants to share a pizza, but who gets how much? And how do they know? The answer is mathematical equations! Mathematical equations can be applied to food measurement, the human body, and even outer space! Students will answer different questions on mathematical equations in the book Comenzó con una pizza (It Started With Pizza). Used in the classroom or at home, this Spanish text includes a glossary, an index, engaging images, and easy-to-read text to help students build their math and reading skills while they are engaged in reading high-interest content.

The eccentric millionaire, Pichicato Ramírez, loves to collect rare items but he goes too far when one day he makes a terrible deal that effects the entire town of Olotlán, including his nephew, Jacinto. Will Pichicato Ramírez learn that people are more important than collecting things.

Conocida también por Juana de América, consigue junto con Gabriela Mistral y Alfonsina Storni que la voz de las mujeres americanas acceda al lugar que le corresponde en literatura universal.

Reader beware! The biography of R. L. Stine, author of the hugely popular Goosebumps series, is a scary-good time! R. L. Stine began writing stories at the age of nine, after finding a typewriter in his family's attic. (Was it a haunted typewriter? Who can be sure?) Often referred to as the "Stephen King of children's literature," R.L. has created some of the scariest books to have ever been passed around a campfire, leaving readers wide awake at night. With over 400 million copies of his horror fiction novels sold across the world, R.L. Stine is one of the best-selling authors in history.

“Perdidos” aborda el problema de la Extinción de las Especies desde un enfoque singular. Se toman ejemplos seleccionados de animales extintos, maravillosos en muchos aspectos, que hemos perdido para siempre, y se analizan exhaustivamente los factores que condujeron a esa pérdida. En cada caso, se releva y actualiza toda la información disponible de las especies analizadas, incluso aquellas que surgieron de investigaciones posteriores a su desaparición, reconstruyendo los hechos para tratar de comprender la cadena de sucesos, poniendo en manos del lector los datos que nos permiten...