Pantalones nuevos, ¡no! (No New Pants!)

Hop, hop, hop! Skip, skip, skip! Run, run, run! There's a boy who loves to hop -- high and low, forward and backward. And another one who loves to skip -- over the fields, in town, all around. There's a girl who loves to run -- as light as a feather and as fast as the wind. What happens when they all head to the same place?

Life In America's First Settlements Was Dangerous. Wars Between Colonies, Native Tribes, Disease, And Food Shortages Made Survival A Challenge. Features Primary Sources, Historical Images, Chart, And Maps. Correlated To Common Core, Texas TEKS, Virginia Sols, And Georgia Performance Standards

DISCOVER WHO LIVED IN CASTLES, WHAT THEY ATE, WHERE THEY SLEPT AND WHAT THEY DID FOR FUN. PHOTOGRAPHS COMBINED WITH COMPUTER GRAPHICS TAKE YOU INSIDE THE WORLD OF CASTLES AS NEVER BEFORE.

Una mariposa madre pone huevos. Los huevos se convierten en orugas. ¿Pero qué sucede después? Descúbrelo en esta observación paso a paso del ciclo de vida de la mariposa. A mother butterfly lays eggs. The eggs hatch into a caterpillar. But what happens next? Find out in this step-by-step look at the butterfly life cycle, now in Spanish.

This complete Spanish translation of the highly acclaimed Isaac Asimov's 21st Century Library of the Universe is ideal for students still developing their English-language skills.