Buenas noches, Julia

Many people depend on blue crabs from the Chesapeake Bay for their jobs. But overfishing and changes in the blue crabs' habitats have reduced their numbers. Learn how scientists have stepped in to study these blue beauties so that they can keep a healthy crab population. Created in collaboration with the Smithsonian Institution, this Smithsonian Informational Text builds students' reading skills while engaging their curiosity about STEAM topics through real-world examples. It features a hands-on STEAM challenge that guides students through every step of the engineering design process and is...

Un paseo por Barcelona, tomando como eje conductor sus restos históricos. Este libro es la revisión actualizada de una obra que, con el título de Barcelona XXI siglos ̧ se convirtió en un gran éxito a comienzos de los noventa. Ahora se reedita con imágenes actualizadas y un reportaje sobre la Barcelona actual (Forum, etc.) a cargo de Pepe Navarro.

De todas las grandes aventuras que ha vivido el ser humano hasta nuestros días, la que le llevó a montarse en una nave espacial y alcanzar la Luna es seguramente la más apasionante y hermosa de todas. Súbete en el Apollo 11 y acompaña a Armstrong, Collins y Aldrin en una aventura espacial camino de la Luna, camino de la historia.

Winter, spring, summer, and fall — what causes them? Let's explore Earth's four seasons to find out! The Mi Mundo (My World) series is perfect for young learners in prekindergarten through grade 2. These 16-page books give readers an accessible introduction to nonfiction reading. Color photographs and fun, factual examples will grab the attention of young readers and help strengthen reading comprehension skills.