Frederick Douglass: Líder del movimiento abolicionista (Frederick Douglass)

Newton's laws aren't the easiest science topics to digest. Struggling readers likely find understanding them even harder. This volume breaks down the topics of force and motion to its most basic and understandable parts, perfect to introduce to readers having a hard time or students looking to review for class. Written in succinct language, each chapter contains fact boxes and graphic organizers to aid all readers as they move from speed, to velocity and on.

Quizá los trilobites no sean tan espectaculares como los grandes dinosaurios. Sin embargo, estos pequeños seres prehistóricos –los cuales vivieron durante el periodo Cámbrico, es decir hace 542 millones de años–, tienen mucho que decirnos sobre el pasado remoto de la Tierra y sobre los seres vivos en general. Su fascinante anatomía, por ejemplo, guarda curiosas similitudes con otros animales y con un sinfín de objetos de uso común hoy en día. Este ameno libro toma a los trilobites como tema para hablarnos de la biología pero también de ingeniería. Los autores se refieren lo...

Tommy Fuller and his family help a runaway slave family follow the stars in the Little Bear constellation to freedom.

Make patterns fun at recess time! This exciting title has been translated into Spanish and helps young readers recognize repeating patterns all around through helpful charts and familiar images of recess time. Children will better understand early STEM themes through the help of simple, applicable examples of patterns. This title will engage young readers with games and featured "You Try It!" problems!