Hasta que el cielo se apague

Filled with tricks and treats, fun and food, Halloween is a day that children look forward to. At one time two separate festivals, the traditions of each gradually blended into the holiday we now celebrate on October 31.

So you think you're a martial arts master, but do you know the difference between kung fu, kendo, and karate? Students will learn about various martial arts as they practice comparing numbers. This nonfiction math book combines math and literacy skills, and uses real-life examples of problem solving to teach subject area content. The full-color images, intriguing sidebars, practice problems, and math diagrams make learning math relevant and fun. Text features include a table of contents, glossary, and index to increase understanding of math and reading concepts. An in-depth problem-solving...

What would happen if the Moon disappeared? We would try every possible way to get it back. As in everyday life, this book shows us that the answers to our problems are sometimes so close we just can't see them.

La fiesta de las estaciones recoge los mejores cuentos, poemas, tradiciones, adivinanzas y juegos para descubrir los cambios que nos depara cada estaci�n del a�o. A veces da la impresi�n de que el a�o se repite: estaci�n tras estaci�n salen del mismo escondite los meses y las semanas... Pero los ni�os lo saben: hoy no es igual que ma�ana, las estaciones son fiestas. Las estaciones de a�o son algo que suscita un gran inter�s por parte de los ni�os. Cada vez que un peque�o curioso pregunta por qu� existen diferentes estaciones podemos explic�rselo de muchas maneras....