Un día de trabajo de un biólogo molecular (A Day at Work with a Molecular Biologist)

La Semana Trágica, las huelgas, las luchas y la necesidad del sufragio femenino, las políticas de la infancia en una trama social en gestación, las prisiones, los trasfondos multicolor del yrigoyenismo, la epidemia de gripe, los recovecos del arte: todo pasa por Katherine Sophie Dreier, singular y generosa mujer de vanguardia, a través de una lente estadounidense convertida en audaz caleidoscopio, lo que hace de este libro un relato fascinante del viaje que esta singular mujer emprendiera por Argentina entre 1918 y 1919.

This guide gathers a selection of more than 500 species of vertebrate animals cataloged and arranged in colored illustration. It is an exhaustive and complete guide that provides precise information about each species, and that captures all the beauty and diversity of the vertebrate world in spectacular design and with enthralling visuals.

Pilar the foal is nervous about starting school, so her mother pampers her. Includes facts about horses.

This illustrated book presents children with a series of fun experiments and activities involving everyday household items such as a glass, thread, clothespins, dominoes, and water. It will give them a hands-on way to learn about the marvelous world around them.