El eco del silencio

Practice time measurement by timing races! Racing is all about having the fastest time, so accurate time measurement is very important for athletes! Young readers will learn all about how athletes measure racing times and will practice their mathematical and STEM skills. The Spanish-translated text, vibrant images, fun practice problems, and helpful mathematical charts in this title make time measurement seem exciting and simple!

Planck consideró como tarea científica suprema la búsqueda de las leyes que rigen el absoluto, el invariante oculto en la realidad externa. Le cupo el privilegio de descubrir uno de esos elementos universales: el quantum de acción, la constante h.

Follow a day in the life of two children from different cities! This entertaining title has been translated into Spanish and encourages young readers to practice time measurement skills and early STEM themes, like reading analog and digital clocks. Familiar images and fun practice problems will have young readers thinking about how they can measure time throughout a day in their own lives!

Ilustrada a todo color, incluye 365 historias que van desde “La serpiente astuta” hasta “el arco iris”, desde “Desastre en Egipto” hasta “Jonas en el mar”, o “Jesús y los niños”. Cada historia es presentada en un lenguaje vibrante y fácilmente comprensible. También se incluye mapar y dibujos de los tiempos bíblicos. Illustrated in full color, this Bible includes 365 stories from “The Cunning Snake” to “Jesus and the Little Children”, and is retold in vibrant and easily understandable language. Also iIncluded ares maps and pictures of Bible times.