Nuestro viaje a la ciudad (Our Trip to the City) (Spanish Version)

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 ...

Este libro, Jugar a pensar con cuentos, narra las aventuras de la simpática mariquita Juanita que viajando por el mundo trae distintos cuentos, como recuerdos, en su mochila. Y como ese personaje sigue inquieto, su historia si llena de cuestionamientos sobre todo lo que los cuentos le hacen pensar. Este libro es un viaje reflexivo que invita a los niños a pensar mientras se divierten con Juanita y sus interrogantes.

This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it. This work was reproduced from the original artifact, and remains as true to the original work as possible. Therefore, you will see the original copyright references, library stamps (as most of these works have been housed in our most important libraries around the world), and other notations in the work. This work is in the public domain in the United States of America, and possibly other nations. Within the United States, you may freely copy and distribute...

¿Qué es un “experimento mental”? Como nos dice Martin Cohen, «al igual que los que se realizan en el laboratorio, son pruebas que se conciben con el fin de explorar (o de destruir) las intuiciones que tenemos sobre el funcionamiento del mundo». Este libro imprescindible para todos los amantes del saber, desde los científicos a los filósofos, recopila los 26 experimentos de esta clase más interesantes realizados a lo largo de la historia. Y no es poca sorpresa, para empezar, enterarnos de que toda la ciencia moderna se sustenta sobre los modestos cimientos que establecieron media...