Vivo cerca de un pantano (There's a Swamp in My Backyard!)

When the Louisiana Territory was added to the United States in 1803, it about doubled the size of the young nation. It took years to clarify its boundaries and explore every square mile. How this momentous purchase came to be and its implications on the future of the United States are explained in detail in this book. Uncomplicated maps and simple language help developing readers and those in need of review to understand the many changes in this land that started with its purchase in 1803.

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...

Estructurado en doce unidades; Enfoque comunicativo; Estudio inductivo de la gramática; Resumen nocio-funcional.

Reassuring and supportive, this book helps preschool and primary children learn concrete social skills for anger management and discover that when they cool down and work through anger, they can feel peaceful again. The English-Spanish editions from the popular Learning to Get Along series help children learn, understand, and practice basic social and emotional skills. Real-life situations and lots of diversity make these read-aloud books appropriate for homes, childcare settings, and primary and special education classrooms. Presented in a social story format, each bilingual book includes a...

¡Hay nieve en el suelo, y los carámbanos se están formando! Debe ser invierno. A través de fotografías de color descubra qué tipo de actividades la gente hace en el invierno. Las preguntas de pensamiento crítico y otras grandes características hacen que esta edición en español sea una excelente introducción a la lectura de no ficción para niños. There's snow on the ground, and icicles are forming! It must be winter. Through vivid full-color photographs and carefully leveled text, discover what kinds of activities people do in the winter. Age-appropriate critical thinking...