Las Ranas (Frogs)

¿Sabías que la forma tubular del submarino lo ayuda a moverse más rápido por el agua? Los tanques de lastre lo ayudan a hundirse o flotar. Aprende más datos fascinantes en Los submarinos, uno de los libros de Máquinas militares poderosas.

Recess is a time to go outside, have fun, and play. Spend some time problem solving to make sure everyone has fun at recess! This Spanish math book combines math and reading skills and uses real-life examples of problem solving to teach subject-area content. The dynamic images, detailed sidebars, practice problems, and math diagrams make learning problem solving easy and fun. Text features include a table of contents, a glossary, an index, and captions to build vocabulary and increase understanding of math and reading concepts. An in-depth problem-solving section provides additional learning...

¿Y si un día encuentras un manuscrito misterioso oculto en un viejo libro? ¿Y si leyéndolo descubres que existe un pasadizo secreto que te permite viajar en el tiempo? Sí, sí, viajar en el tiempo. Solo tienes que seguir leyendo. Página a página, la Historia se irá abriendo ante ti y podrás oír, oler, ver, sentir, vivir, algunos de los momentos más decisivos y emocionantes de nuestro pasado. Viajarás en una galera romana. A lomos de un corcel árabe visitarás la fabulosa Córdoba de los emires y califas. Derribarás murallas, defenderás castillos, levantarás catedrales....

A trip to Comic-Con becomes an adventure in learning division! Join Zach as he travels to San Diego to attend his very first comic book convention. Along the way, learn about the history of comic books and comic book conventions, and meet the dedicated fans who make Comic-Con one of the most widely attended comic book conventions in the world. This Spanish book combines math and literacy skills, and uses real-life examples of problem solving to teach subject area content. The full-color images, math charts and diagrams, sidebars, and practice problems make learning division relevant and fun....