La creación de Estados Unidos a partir de las trece colonias mediante las fuentes primarias (The Making of the United States from Thirteen Colonies Through Primary Sources)

In Earning Money, early readers learn about the concept of earning money and ways to do it. Vibrant, full-color photos and carefully leveled text will engage early readers as they discover basic economic principles.

Nadat twee tieners in het Texas van de jaren zeventig van de 20e eeuw het lijk van een verminkt meisje hebben gevonden, komt hun leven in gevaar.

This Title Explains What An Ecosystem Is And How The Plants And Animals Within An Ecosystem Rely On And Effect Its Existence. Different Types Of Ecosystems Are Described, As Well As The Food Webs Within Them. How Some Changes To An Ecosystem Can Be Good And How Some Harmful Changes Can Destroy Them. Teaches Students What An Important Role They Can Play In Keeping These Intricate Ecosystems Alive.

Teach students the importance of the United States Constitution. In this nonfiction Spanish-translated book, readers will learn that the Constitution tells our leaders how to run the country, and it ensures that Americans have rights. Students will build their literacy skills and social studies content knowledge with this important book.