La gran enciclopedia de los dinosaurios y reptiles prehistóricos

Introduce students to civil rights leader and U.S. Supreme Court Justice Thurgood Marshall. With this Spanish-translated biography, readers will learn about Marshall's inspiring life and contributions. Engaging, primary source images and supporting text work together to help readers better understand the social studies content. Informational text features help students navigate the text.

[English] Explains many different ways that children can be fair and show fairness.[Spanish] A veces es difícil ser justos porque no siempre significa hacer las cosas "por igual". Es tratar a las demás personas como quieres que te traten a ti y tener en cuenta sus sentimientos. ¿Cómo eres una persona justa?

Unexpected occurences have always caused panic, but explorers and scientists seek to find answers and explanations.

The Industrial Revolution was one of the most dramatic eras of all time, filled with fascinating people, strange events, and incredible stories. This period of great change comes into sharp focus through each spread with detailed, accessible language. Each fact is complemented with vivid, carefully-chosen historical images and illustrations, and a caption that adds just a touch more history. Readers are drawn deep into the facts not covered in history textbooks, like working conditions, inventions, failures, and characters, to make this important history lesson fun and engaging.