Cobayos

Introducción, traducción y notas de T. de la A. Recio y A. Soler. Intr. gen. de J. L. Vidal. Revisada por J. González, J. L. Moralejo y E. del Barrio.

Sharing Is Sometimes Hard For Young Students. This Book Talks About Different Things And Ways You Can Share To Get Along Better With Your Classmates And Friends. Complete K-5 Social Skills Collection. Paired With A Fiction Social Skills Title.

The use of calendars dates back thousands of years. Why are we driven to record time, and what would happen if we did not? Who created the concept of calendars? Why do different cultures use different calendar systems? And why are calendars so important to us? It is about "time" we found out! Created in collaboration with the Smithsonian Institution, this Spanish-translated Smithsonian Informational Text builds reading skills while engaging students' curiosity about STEAM topics through real-world examples. Packed with factoids and informative sidebars, it features a hands-on STEAM challenge...

Mathematics constitutes ideal material for exercising the art of learning and thinking. For this it is necessary that the classroom has a stimulating atmosphere which requires determined attitudes and beliefs. The book combines theory and practice and responds to questions such as these: to think in the mathematics class? on what does the knowledge of solving problems really consist of? what are the beliefs and which are the most common ones among the students? how to diagnose, evaluate and, in some cases to modify, the systems of beliefs of the pupil?).