¿Qué le pasa al microscopio?: Resolver el problema (What's Wrong with the Microscope?: Fixing the Problem)

Computer science is all around us, at school, at home, and in the community. Anyone can learn computer science, even at the elementary school level. This book delves into essential computer science concepts using age-appropriate language and colorful images. The computer science topic is paired with an age-appropriate curricular topic to deepen readers' learning experience. The instructional guide on the inside front and back covers provides: Vocabulary, Background knowledge, Text-dependent questions, Whole class activities, and Independent activities.

California became a territory in the United States when the Treaty of Guadalupe Hidalgo was signed in 1848. That treaty ended the Mexican War. Several days before its signing, gold was discovered at Sutter’s Mill in what is now Sacramento. The non-Native population of the territory was less than one thousand in 1848, but the gold rush increased that number to one hundred thousand by the end of 1849. The gold rush not only made many people wealthy, it brought ecologic devastation while speeding up California’s statehood. This book richly explores this interesting history.

Este libro, con descriptivas ilustraciones, incluye información básica sobre el tema de los sentidos humanos y establece interesantes comparaciones con los de los animales Con el fin de captar las sensaciones del mundo que lo rodea, el ser humano utiliza los sentidos; ojos, nariz, oídos, lengua y piel son los órganos que reciben los estímulos y los envían al cerebro, que identifica a qué corresponde cada percepción. De este modo, desde el nacimiento, en la memoria se va acumulando información sobre la forma en que se asocian las sensaciones y su significado: el aroma del pastel con...

Retells the adventures of the demi-god Hercules as he struggles to accomplish seemingly impossible tasks.

An imaginative craft book with quick and easy finger painting ideas comes complete with four nontoxic two-ounce paint pots, a child-size art smock, and 9" x 12" paper.