Desafíos matemáticos

Sesenta autores, desde catedráticos de universidad hasta estudiantes de Secundaria y Bachillerato, nos presentan los cuarenta desafíos que la Real Sociedad Matemática Española propuso con motivo de su centenario.Son cuarenta estimulantes retos que avivan el ingenio. Enfrentándose a ellos, el lector se sentirá un auténtico investigador matemático.Pero no hay que asustarse. No es necesario saber muchas matemáticas. La herramienta esencial para resolver los desafíos es pensar ordenadamente.

Field trips are important and exciting days for young people. It gets them out of the classroom where they can learn in a different environment. This title shows all the fun and educational things kids can see and learn about on a field trip to the zoo. Title is complete with colorful photos that support the simple text. Aligned to Common Core Standards and correlated to state standards. Abdo Kids Junior is an imprint of Abdo Kids, a division of ABDO. Translated by native Spanish speakers--and immersion school educators.

This is a story of three characters--Noah, Joyce, and the anonymous narrator--as each leave their far-flung birthplaces to follow their own personal songs of migration. All three end up in Montreal, each on his or her voyage of selfdiscovery, each compelled to deal with the mishaps of heartbreak and the twisted branches of their shared family tree. Filled with humor, charm, and marvelous storytelling, this novel links cartography, garbage-obsessed archeologists, pirates past and present, a mysterious book with no cover, and a broken compass whose needle obstinately points to the Aleutian...

Jimmy is a sweet little bunny, who doesn't like to brush his teeth, but with a little magic and a few surprises, Jimmy learns just how important tooth brushing is and how much fun it can be. Jimmy el pequeño conejito no le gusta lavarse sus dientes, pero con un poquito de magia y unas cuantas sorpresas, Jimmy aprende cuánto es de importante lavarse los dientes y cuánto divertido puede ser.

In Ocanos, carefully leveled text and vibrant, full-color photographs take beginning readers on a tour of the ocean. Readers learn about this important ecosystem and the variety of living things adapted to live there.