Abejas, por dentro y por fuera

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.

Mediante la técnica del flash-back el autor nos cuenta dos historias paralelas separadas por miles de años de diferencia pero con un punto en común: las pinturas rupestres de Altamira.

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...

Con imágenes familiares, textos sencillos y piezas para quitar y poner en cada página, este libro de primeras palabras ayudará al desarrollo del vocabulario de tus hijos. With familiar images, simple texts, and pieces to place and remove on each page, this book of first words will help develop children's vocabulary.