Cynthia Ann Parker

The use of calendars dates back thousands of years. Why are we driven to record time, and what would happen if we did not? Who created the concept of calendars? Why do different cultures use different calendar systems? And why are calendars so important to us? It is about "time" we found out! Created in collaboration with the Smithsonian Institution, this Spanish-translated Smithsonian Informational Text builds reading skills while engaging students' curiosity about STEAM topics through real-world examples. Packed with factoids and informative sidebars, it features a hands-on STEAM challenge...

Read Along or Enhanced eBook: Did you know that most animals in the world don't have backbones? Learn more about invertebrates in this engaging, Spanish-translated nonfiction book. Readers will learn all about mollusks, arthropods, arachnids, and crustaceans while being stimulated from cover to cover with its detailed images and charts, intriguing facts, and informative text.

Con más de 100 juegos mentales para hacer a contrarreloj, este libro es la mejor forma de ejercitar tu mente. Encontrarás sudokus, laberintos, escaleras de palabras, batallas navales, buscaminas y desafíos de memoria. ¡Es la hora de poner a prueba tu cerebro!.

Libros de actividades, llenos de originales y divertidas ideas. A través de la realización de distintos tipos de manualidades con materiales fáciles de hallar, estos libros desarrollan el sentido estético del niño y estimulan su creatividad. Este libro propone ideas para decorar, jugar y sorprender tomado como base huevos previamente vaciados. Con la ayuda de otros materiales -- cartulinas, pinturas, pegatinas, plastilina, confeti, etc. -- y siguiendo los pasos propuestos con claridad y sencillez se obtienen resultados espectaculares.