Los ciclos de vida de los insectos (Insect Life Cycles)

Ants are known as one of nature's hardest working animals. Their strength and persistence in bringing food to their colonies have been well documented. Now, beginning readers have a chance to learn about some of the littlest bugs in this volume written just for them. Complete with information about what ants eat, how they live, and generally how they stay so busy, this book is a must-have to satisfy the curiosity of your youngest naturalists. Eye-catching and unique photographs complement the low-ATOS text and aid in comprehension.

"Este libro gigante con paginas desplegables y atractivas fotografias hara que tu hijo desarrolle su destreza manual y aprenda sobre todo tipo de maquinas"--From publisher's description.

This Spanish book introduces students to the concepts of solids and liquids. With images that are easy to identify and clear, simple sentence structures, this science reader simplifies scientific concepts for young students as they improve their reading skills. A fun and easy science experiment and Your Turn! activity provide more in-depth opportunities for additional learning. Nonfiction text features include a glossary and an index. Engage students in learning with this dynamic text!

Desciende a simas desconocidas y al fondo de los océanos, escala hasta las cimas de las montañas o adéntrate en las selvas tropicales, atraviesa desiertos abrasadores, continentes helados, acude al nacimiento de la aventura humana, da la vuelta al mundo en avión solar... ¡Aquí están algunas de las misiones llevadas a cabo por apasionados exploradores y descubridores! Después de casi 100 años, y hoy más que nunca, la Sociedad de los Exploradores Franceses recopila las hazañas de estos hombres y mujeres que sobrepasaron los límites para conocer mejor el mundo y sus diversos pueblos...

November 1940. A circus parade walks through the streets of Warsaw, waving a flag and singing. They are 160 Jewish children, forced by the Nazis to leave their beloved orphanage. It's a sad occasion, but led by Doctor Korczak, their inspirational director, the children are defiantly joyful. Their new home is in the ghetto, a prison for Jews. Two years later they board the train that will carry them away to the death camps. Offered his freedom, Doctor Korczak refuses to abandon the children and proudly joins them on their last journey. This profoundly moving illustrated book is based on the...