Preguntas y respuestas curiosas sobre... Ciencias

Readers may never expect that they might free fall to Earth, but if they have ever dived into a pool, that's exactly what they've done. This book shows readers how Newton's three laws of motion affect divers, skydivers, and mountain climbers' movements. Readers discover who uses gravity, and who works against it, and all other forces that contribute to a successful dive or climb. After reading this book, readers can decide if they will ever be interested in engaging in one of these extreme sports.

California is home to the largest school system in the country. Students will learn about the history of California’s schools and higher education system with this nonfiction text that builds students’ reading skills and social studies content knowledge. The intriguing primary source maps, letters, documents, and images provide authentic nonfiction reading materials and keep students interested in learning. Text features include a glossary, index, captions, sidebars, and table of contents. This book connects to California state studies standards and the NCSS/C3 Framework and features...

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...

Los niños adoran las palabras, y si son rimadas, mejor. Con esta antología descubrirán la magia de los versos. Mi primer abecedario, mi primer atlas... Siempre hay un primer libro que nos ayuda a descifrar el universo. Con Mi primer verso los más pequeños descubrirán que en la poesía hay otros mundos, que detrás de cada palabra se esconden planetas paralelos. Poemas de Lorca, Neruda o Machado acompañados de maravillosas ilustraciones en un libro perfecto para que toda la familia explore las sensaciones que contiene cada verso, con palabras que les harán cosquillas en la lengua y en...