Cómo funcionan las ruedas y los ejes

El presidente Abraham Lincoln guió a la nación a través de la Guerra Civil y promovió la abolición de la esclavitud. La vida de este hombre notable ahora se cuenta en español con más de ochenta ilustraciones y mapas en blanco y negro.

There's so much more to heat than hot and cold! How it moves, keeps us warm in the winter, and helps us cook our food is all part of this key science topic. Inside a colorful layout, the main text is written with struggling readers in mind, giving clear, concise explanations in understandable language to propel these readers to classroom success. Graphic organizers reinforce important topics for visual learners and those using the books as a "crash course" review of heat.

Los juguetes, los oficios y los medios de transporte son los protagonistas de Caballo ACCIÓN, una nueva serie dentro de la colección de Caballo Alado que combina magníficas ilustraciones con fotografías, y textos sencillos que combinan la letra de palo y la manuscrita. Cada título incluye un breve apartado documental que complementa el texto básico.

The asteroid belt between Mars and Jupiter is an intriguing area of our solar system. Scientists have counted over 670,000 known asteroids there, but there could be millions more not yet found. Readers will discover much more about the asteroid belt in this highinterest book, which blends science and math. They'll read about several topics, such as space missions to the asteroid belt and the difference between an asteroid and a planet, and solve associated math problems-just like actual space scientists do!