Cien cosas que debes saber sobre piratas

One dog in a teacup, two caterpillars on a leaf, three horses having a conversation... Fun photographs and simple text help introduce young readers to counting numbers from zero to ten. A fish-counting activity encourages young readers to practice their counting skills.

A human hand is found in the zoo's elephant enclosure. The rest of the teacher and ardent environmentalist turns up on the lawn. Although admired by his students, nearly everyone else seems to have a reason to want him dead.

Con un sentido de humor este libro ilustrado para niños y jóvenes cuenta la historia sobre la vida de los soldados romanos en el tiempo del emperador Adriano.

Esta obra reúne textos escritos por Andrés Lira sobre el exilio español y los maestros de ese exilio, como: José Medina Echavarría, José Miranda, Ramón Iglesia, Juan Antonio Ortega y Medina, Eugenio Ímaz y José Gaos, quienes han formado parte tanto de la Universidad Nacional Autónoma de México como de El Colegio de México.