El mundo como un juego matemático

It was September 14, 1814, and America and Great Britain were at war. Frances Scott Key watched from the deck of a British ship, where he was being held captive, as cannons exploded around them. After 25 hours, the fighting ceased and Key peered through the clearing smoke, looking for some sign as to the outcome of the battle. Was the American flag still flying? His wartime experience inspired Key to write a poem, which was later set to music and became America’s national anthem. This book tells the story of the inspiration behind our national anthem, which helped transform the flag into a...

Dragonflies are large flying insects known for their brightly colored bodies and see-through wings. They are among the fastest insects in the world. Learn more about these amazing animals in Dragonflies, a Fascinating Insects book.

Learn about elections and why voting is important with this Spanish nonfiction book. Perfect for young readers, the book also includes a related fiction story, project, glossary, useful text features, and engaging sidebars. This 28-page full-color Spanish book examines a variety of voting issues and how the election process works. It also covers important topics like democracy and civic duty, and includes an extension activity for grade 2. Perfect for the classroom, at-home learning, or homeschool, to explore election issues, candidates, and being an informed citizen.

Provides encouragement and advice for facing life's challenges, just for girls, with blank spaces to fill in goals and accomplishments.