La noche de las hienas

Explains what mathematics is and how it feels to do math, and shows some basic mathematical concepts such as sorting and measuring.

Michelangelo, the world-renowned artist who painted the Sistine Chapel's frescoes and sculpted Moses, David, and the Pieta, is the subject of this beautifully written historical novel. Text copyright 2004 Lectorum Publications, Inc.

Narwhals are often called the "unicorns of the sea." But these fascinating creatures are members of the whale family. Read all about narwhals as you practice addition. This Spanish math book combines math and reading skills and uses real-life examples of problem solving to teach subject-area content. The dynamic images, detailed sidebars, practice problems, and math diagrams make learning addition easy and fun. Text features include a table of contents, a glossary, an index, and captions to build vocabulary and increase understanding of math and reading concepts. An in-depth problem-solving...

Primero fue el Big Bang. Despus se form nuestra galaxia. Ahora vamos todos lanzados a travs del espacio a la velocidad de la luz, junto con billones de otros planetas, estrellas, satlites, meteoros, cometas, asteroides, meteoritos y Dios sabe cuantas cosas ms.Este asombroso libro te proporciona informacin minuciosa de nuestra galaxia y mucho ms all. Saltars de excitacin al hacer una gran gira por el sistema solar, donde esquiars en Marte y conocers al triste compaero de Plutn. Te dejarn sin aliento algunos datos increbles acerca de gigantes rojas, enanas blancas y supernovas. Adems,...