La historia de los sistemas numéricos: Valor posicional (The History of Number Systems: Place Value)

If you think you might like snowboarding, this book covers the basics of clothing, rules, and the beginner skills useful to know for snowboarding.

"A book about the end, arriving without warning, it splits us into two halves, trailing for years and never finished because they confuse pride with memory. Paula Bonet gives the reader a picture accompanying each of her stories, more of her particular universe as known member and is appreciated by audiences and critics. The exhibition includes 15 pieces that you can admire its elegant style, a result of using watercolors and ink that give their figures a clear halo."--http://www.metalocus.es/content/en/blog/paula-bonet-what-do-when-end-appears-screen.

Born into slavery, Frederick Douglass relied on his own determination and ingenuity to carve a path to freedom. Once free, he dedicated his life to improving the lives of others and fighting for justice and equality. This inspirational Spanish biography uses primary sources to engage students in learning about the fascinating life of Frederick Douglass. Students will build their literacy skills as they are immersed in social studies content. Text features include a glossary and an index to increase comprehension and academic vocabulary.

El best seller de los libros de historias bíblicas con más de 5 millones de ejemplares vendidos enseña a los niños las historias y los personajes de la Biblia. Ahora, las historias bíblicas favoritas cobran vida con el nuevo arte vibrante e historias cautivadoras, haciendo de este libro el punto de partida perfecto para que los niños aprendan de la Biblia. Disfrutarán de las ilustraciones divertidas de Noé ayudando al elefante a subir al arca, Jonás orando dentro del pez, y mucho más, a medida que descubran el tesoro contenido en estas páginas al igual que ya lo han hecho millones...