Cien cosas que debes saber sobre piratas

Now available in Spanish bilingual editions, this best-selling series offers big, brainy science for the littlest listeners. Accurate enough to satisfy an expert, yet simple enough for baby, this clever board book explores the ups and downs of gravity. When baby drops food from a high chair, why does it fall? Beautiful, visually stimulating illustrations complement age-appropriate language to encourage baby's sense of wonder. Parents and caregivers may learn a thing or two, as well!

For most of history, women have been confined to their households, and to lives without equal rights or equal opportunities. This volume introduces readers to the women of the suffrage movement, the defining movement for women’s rights, especially the right to vote. Primary sources and photographs will show readers firsthand how the challenges and successes of this movement shaped the lives of women across the United States. Readers will also learn about the inequality that still exists for women, and how they can change this injustice in the future.

We are a nation of immigrants. Even many of the faces we see on TV and in the news are recent immigrants. Meet these new Americans and learn their stories, whether they are athletes, musicians, artists, politicians, or businesspeople. Discover how all immigrants, along with natural-born American citizens, form a mosaic of different cultures and traditions. Written in standard Latin American Spanish.

Experimentos sencillos demuestran los conceptos del medio ambiente como erosión, aireación y camuflaje animal.