El ferrocarril transcontinental (The Transcontinental Railroad)

If a person were ever face-to-face with a huge, hungry animal with sharp teeth, they probably wouldn’t care exactly what that animal was! But from a safe location, can we tell whether it was a crocodile or alligator that wanted to take a bite? By examining their jaw structure, teeth, and other physical features, we can easily tell these two animals apart! Graphic organizers and amazing images highlight each animal’s habitat and other small differences between the two fearsome creatures, showing readers just what creature is lurking below the waters.

Learn about the rich history of Mission Santa Inés: how it started, the people who ran it, the indigenous population, and its legacy today.

Mandalas are a reflection of life and when we color mandalas, skills and talents we didn't think we had rise to the surface. We develop a special and unique sensitivity to Mother Nature. We perceive everything with a new and growing intensity. In short, the satisfaction we feel is enormous.

This Spanish-language series presents the complete range of math concepts and skills students are expected to master during the first grade. The series moves sequentially, from easiest to hardest concepts, with each book covering a different math topic. The first volume reviews the math concepts students learned in kindergarten. The next six books cover counting, adding and subtracting, tables and graphs, money, patterns, and measuring. The eighth volume is a summary of the math concepts students have studied throughout the year. Each book presents situations that show the relevance of math...