Todas las brujas buenas

¿Por qué alguien tan inquieta como Aída puede permanecer sentada escuchando ópera? En El misterio de la ópera, sus amigos Pablo, Edu y Winnie lo comprenderán después de asistir a los ensayos de La flauta mágica en el Teatro de la Ópera, al que acudirán para resolver el misterioso caso de un anillo robado.

Today’s computers come in all shapes and sizes, but not many people actually know how they’re made. The journey from circuits and wires to a ready-to-use computer is a fascinating exploration of science and engineering. Readers get a look inside their laptops, desktops, and even their tablets as they’re shown step-by-step how these electronic marvels are assembled. Readers will love knowing what goes on inside their own machines, and color photographs and simple instructions will show them how they can build their own computer!

Introduces readers to amphibians and the concept of classes of animals. Simple text describes the common features and behaviors of amphibians as well as offering many examples of creatures in this group.

Take a trip through the different forests of the world to discover where forests are located and what types of animals are native to forests. This book features colorful pictures, a detailed map of forests on earth, and vocabulary related to forests.