Caillou. Dentro de casa

Explains the basic science of flight, the problems of getting vehicles into the air, different types of engines, and aircraft design, and includes instructions for making aircraft models.

Children explore the concepts of big and small in the world around them, from big round pancakes to tiny little seashells.

Chuma está raro... Y no es porque tenga un solo ojo (¡y de color amarillo!) ni por sus cuernos, ni siquiera porque se comunique con gruñidos... Está raro porque no encuentra a sus amigos: ¿dónde se habrán metido el perro invisible, Barto el Lagarto y Marina la Bailarina? En este libro-disco, además de ayudar a Chuma a reunir a su pandilla, ¡podrás bailotear con canciones muy molonas!

The skeletal system is made up of bones. They support and protect your body and help it work. Some bones help you run, or pick up a pencil; others protect organs, like the skull, which protects your brain. Learn about bones, joints and more in this informative book.