Motocicletas en acción (Motorcycles on the Go)

The rock cycle has been taking place for millions of years. However, geologists have only known about this phenomenon for about 300 years. Young terrestrial explorers are introduced to different types of rocks, where in the cycle these rocks fit, and where in Earth's layers each step takes place. Fact boxes provide readers with fun additional information. A diagram helps readers make sense of the new information they're learning.

"Una bomba estalla en la Barcelona de 1938. Un misil destroza un dormitorio en Bagdad. 60 años de diferencia. Distintas guerras. Las mismas víctimas. El mismo exilio. ¿Estamos condenados a repetir la Historia?"

Tells the story of the 1692 witchcraft trials in Salem, Massachusetts. Written in graphic-novel format.

Plants are living things that grow and change. Over time, plants have made remarkable adaptations to suit the habitats in which they live. Simple text and beautiful images highlight how plants have adapted to life in the Arctic, in aquatic environments, and in other habitats such as those in deserts and grasslands.