La Biblia en un Año para Niños

¡Los niños aprenderán las palabras sencillas de español en este libro divertido y ilustrado, por ejemplo, soleado, calor, nublado, loviendo, viento, nevando, frío, hoy y el tiempo!(Children will learn simple Spanish words through this fun illustrated story, for example, sunny, hot, cloudy, raining, windy, snowing, cold, today and the weather!)There are so many different types of weather: sunny, cloudy, rainy, snowy and more! Which one is your favorite and what activities do you like to do? From sledding when it’s snowing to having a picnic on a cloudy day, young learners will enjoy the ...

La teoría de conjuntos es una rama de las matemáticas, y cuya dedicación de este capítulo, es gracias al matemático, Ferdinand Ludwing Philipp Cantor, quien es considerado el padre de la Teoría de Conjuntos, debido a ello, es que, en el año 1874, salió su primer trabajo revolucionario, con respecto a la teoría de conjuntos.

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.

Defines screws, explains their functions, and suggests simple experiments to demonstrate how they work.