Experimentos para todas las edades

Discover the beauty of the four seasons! These leveled nonfiction titles present the complicated concept of seasons-including how the position of the Sun and Earth change them-and makes it easy for emergent readers to understand.

In 1833, American and Tejano colonists wanted independence from the Mexican government. Through a bloody Texas Revolution, the independent Republic of Texas was born! Readers will be enthralled as they make their way through this exciting and compelling book that has been translated into Spanish. This book uses vivid images, intriguing facts and sidebars in conjunction with easy-to-read text and an accessible glossary and index to enlighten readers about such things as the Law of April 6, 1830, the Battle of Gonzalez, the Siege of Bexar, "The Consultation", and The Alamo. Along with these...

Children learn about the features of Tyrannosaurus Rex, what Tyrannosaurus Rex ate, and how it attacked other dinosaurs.

For thousands of years, militaries around the world were limited to male soldiers. However, throughout history, brave women have stepped out of the background and onto the battlefield. This biographical text covers the important women who’ve broken ground in the military. Famous historical figures such as Joan of Arc, Clara Barton, and Florence Nightingale are covered in depth, while the stories of modern-day heroes are presented to show how women are still affecting change on the front lines. A comprehensive timeline, fact boxes, and historical and modern images complete this...