Frederick Douglass: Líder del movimiento abolicionista (Frederick Douglass)

Photosynthesis is the basis for all life on Earth! This exciting and sensitive book looks at how plants take a gas that is poisonous to people and animals and, with the help of the Sun, create food and oxygen for all creatures. Children will delight at learning about the little chloroplast factories inside the leaves of plants and become aware of how important plants really are! Children of all ages will love this book!

Recounts, in Spanish and in English, the story of Ricardo Romo, a Hispanic-American All-American athlete and scholar who became, among other things, a U.S. representative to the United Nations, and the president of University of Texas at San Antonio.

Juneteenth is usually celebrated on June 19. It honors the day in 1865 when Union troops swept into Galveston, Texas, and told the elated slaves there that they were free. This accessible volume delves into the American Civil War, the Emancipation Proclamation, and the events that led to this special holiday for African Americans and everyone who celebrates the end of slavery in the United States. Carefully chosen photographs reflect this special commemoration, both in the past and today.

This complete Spanish translation of the highly acclaimed Isaac Asimov's 21st Century Library of the Universe is ideal for students still developing their English-language skills.