Sumando y Restando en el Club de Matematicas

Un grupo de cazadores mata a un oso en los bosques cercanos a Kiruna. Cuando abren el vientre del animal, encuentran un dedo humano entre las vísceras. Unos meses más tarde, hallan a una mujer asesinada en su casa. Ha sido brutalmente agredida con una horqueta hasta la muerte. Markus, su nieto de siete años, ha desaparecido. La fiscal del distrito, Rebecka Martinsson, que en un principio se iba a hacer cargo de la investigación, es retirada del caso. Por su cuenta y riesgo empieza a indagar en el asesinato de la mujer: la muerte parece perseguir a esta familia, y Rebecka no está...

With simple examples that are easy to relate to, this basic review of some of the building blocks of economics will help readers easily grasp the concepts. With language that is conversational without being too casual, readers are engaged throughout as they learn about not only these basic concepts but how they fit into the whole economic scheme of things, such as where goods come from. Readers will learn about the three factors of production, as well as what happens when resources are lacking and how that influences the entire economy.

"Four score and seven years ago..." begins Abraham Lincoln's beautiful speech commemorating the three-day battle that turned the tide of the Civil War. The South had been winning up to this point. So how did Union troops stop General Robert E. Lee's invasion of the North? With black-and-white illustrations throughout and sixteen pages of photos, this turning point in history is brought vividly to life.

Describe el trabajo hecho en la estación de policía, el personal, los procedimientos y programs de los oficiales de policía.