Gold Experience. A2. Student's Book. Per Le Scuole Superiori. Con E-book. Con Espansione Online

Explores Energy, How We Use It, Different Types And Forms, Conservation And Transformation Of Energy, Renewable Vs. Non-Renewable, And Energy Conservation.

Rabbit burrows play an important part in the life of a rabbit. A burrow provides a place to live, a place to raise baby rabbits, and a place to stay safe from predators. This volume, which was written to support elementary science curricula, examines the role a burrow plays in the survival of a warren, and how that in turn helps rabbits contribute to ecosystems around the world. The text’s age-appropriate, science-rich content focuses on rabbit behavior and encourages readers to draw connections between what they learn in science class and what they see outside. This text is complemented by ...

Get to know two pen pals who live in different parts of the world. It is fun for them to write back and forth. They do different things at different times of the day and year. They tell each other about the events and traditions that take place during each month of the year. Do you know anyone who lives far away? What do you think they are doing right now?

Un libro de referencia para todas las preguntas que chicos y chicas se hacen sobre el sexo, aunque les resulta incómodo hablar de ello. Con textos escritos por profesionales, serio, riguroso, pero al mismo tiempo ameno y divertido. Porque la mejor protección es la información.