Agujeros negros (Black Holes)

For many years, people believed there were nine planets that orbited the sun. Now we say there are eight. What happened to the ninth planet, Pluto? What are the different planets like? What exactly makes a planet a planet? These are the many intriguing questions answered with this high-interest book, crafted to be accessible for readers of all levels. Young astronomers will be especially fascinated by the stunning photographs and the "Make the Grade" fact boxes.

Guadalajara esconde en su geografía un gran número de rincones desconocidos para la mayoría de los senderistas. Las 30 rutas que propone esta guía nos harán descubrir solitarios caminos de montaña, profundos barrancos y extensos bosques donde la naturaleza y el paisaje se han conservado casi intactos.Castros celtíberos, iglesias románicas y castillos medievales también nos acompañaran en esta selección de recorridos, evocándonos épocas pasadas.

This very simple book about garter snakes combines familiar with fun. Readers will learn about this favorite common reptile while strengthening reading skills and being wowed with great photographs. Translated by native Spanish speakers--and immersion school educators. Aligned to Common Core Standards and correlated to state standards. Abdo Kids Junior is an imprint of Abdo Kids, a division of ABDO.

[English] Explains many different ways that children can be fair and show fairness.[Spanish] A veces es difícil ser justos porque no siempre significa hacer las cosas "por igual". Es tratar a las demás personas como quieres que te traten a ti y tener en cuenta sus sentimientos. ¿Cómo eres una persona justa?

The Mi Mini Biografia series are Spanish language biographies for the earliest readers. This book examines the life of Eleanor Roosevelt in a simple, age-appropriate way that will help children develop word recognition and reading skills. Includes a timeline and other informative backmatter.