Estaba en el aire

Children explore the concepts of big and small in the world around them, from big round pancakes to tiny little seashells.

«Decir a quiénes y para qué se destina es dar un libro la mejor definición. Éste se ha escrito para el público no especializado en lingüística, con objeto de informarle breve y claramente de lo que se sabe acerca del origen de las palabras castellanas comúnmente conocidas por la gente educada. He pensado, pues, en cuatro tipos de lectores: estudiantes de todas las disciplinas, aunque acordándome de que los de ciencias humanísticas y filológicas lo emplearán, naturalmente, más que otros; extranjeros cultos que tratan de adquirir del castellano un conocimiento algo sistemático,...

Now available in Spanish bilingual editions, this best-selling series offers big, brainy science for the littlest listeners. Accurate enough to satisfy an expert, yet simple enough for baby, this clever board book explores the ups and downs of gravity. When baby drops food from a high chair, why does it fall? Beautiful, visually stimulating illustrations complement age-appropriate language to encourage baby's sense of wonder. Parents and caregivers may learn a thing or two, as well!

Learn about the Earth and the Moon with this engaging Spanish science reader. With easy-to-read text, this book teaches students important scientific concepts and vocabulary including the phases of the Moon, the movement of the Earth around the sun, and the rotation of the Earth. Aligned to state and national standards, the book contains nonfiction text features like an index, a glossary, captions, bold font, and detailed images to keep students connected to the text. A hands-on science experiment helps students apply what they have learned and develops critical thinking skills.