Primavera

This book introduces you to hippopotamuses, including their size, diet and everyday behavior, which highlights differences between those in the wild and those living in a zoo habitat.

This book introduces you to giraffes, including their size, diet and everyday behavior, which highlights differences between those in the wild and those living in a zoo habitat.

Get a close-up look at animals in the zoo, from appearance to behavior to babies. This series uses vivid photos to compare life in the wild and life in captivity in terms of habitat, activity, and diet.

Rights are things that make life fair for everyone. But sometimes people are treated unfairly. When this happens, we have to stand up for what is right. We have to become civil rights champions! This Spanish nonfiction book will teach students about civil rights, and introduces them to new vocabulary terms and concepts. Important text features include a glossary, index, and table of contents to engage students in reading as they develop their comprehension, vocabulary, and literacy skills. The Reader's Guide and culminating activity require students to connect back to the text as they develop ...

Louis Pasteur, Carlos Juan Finlay, Lynn Margulis, Margarita Salas, Jean-Jacques Muyembe, Francis Mojica, Katalin Karikó... Científicos y científicas que han cambiado nuestra vida son los protagonistas de este emocionante recorrido por la historia de la ciencia. Hoy todos conocemos la vacuna contra la covid-19, pero nadie se tomaba en serio a Katalin Karikó, la científica que la hizo posible, cuando empezó sus investigaciones. Igual que ella, los cazadores de microbios a lo largo de la historia se han enfrentado a menudo a la incomprensión y la indiferencia. Armados tan solo de...

Biography of Elizabeth Cady Stanton, a leader in the fight for women's right to vote in the United States.

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.