Las sierras desconocidas de Guadalajara

Cuentos que relatan diferentes realidades de jóvenes de la misma edad en distintas zonas del planeta; y cuentos que retratan diferentes realidades de jóvenes en una zona tan común para todos ellos como puede ser el metro de Barcelona. Cuentos que harán reflexionar sobre la convivencia y sobre la necesidad de conseguir un mundo más justo.

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.

A detailed, full-color Spanish-language atlas teaches children about different regions of the world and includes games, activities, and fun characters to make learning geography stimulating. Original.

This delightfully whimsical story explains pregnancy to children. My Mommy's Water Balloon satisfies a child's natural curiosity about the changes in their Mommy's body while providing concepts that small children can understand, and making the real connections to the beautiful process of pregnancy.