España, ayer y hoy + CD-ROM

Why did the Civil War begin? Which states were part of the Union and which were part of the Confederacy? Readers will learn the answers to these questions and more as they move through this fascinating nonfiction Spanish-translated book. The easy-to-read text, engaging facts, and vivid images and illustrations help highlight some of the aspects that led up to the Civil War including the slavery, the Underground Railroad, abolitionists, the Fugitive Slave Act, the Dred Scott Decision, and the Lincoln-Douglas debates. The accessible table of contents works in conjunction with the supportive...

Photosynthesis is the basis for all life on Earth! This exciting and sensitive book looks at how plants take a gas that is poisonous to people and animals and, with the help of the Sun, create food and oxygen for all creatures. Children will delight at learning about the little chloroplast factories inside the leaves of plants and become aware of how important plants really are! Children of all ages will love this book!

Discusses the difference between secrets that are fun to keep and those that make people unhappy, and encourages youngsters to confide in their parents or another trusted adult such painful matters as bullying or improper touching.

Andrés creía que reconocía los números, de hecho creía que lo controlaba todo... hasta que, después de entrar en contacto con una extraña secta, para salvar el pellejo tiene que ampliar su conocimiento sobre los números y distinguir entre lo accesorio (símbolos y palabras) y lo esencial... Nigromantes y castañas serán el puente entre dos culturas aritméticas. Este libro se completa con una guía didáctica y una propuesta de actividades.