Activities for the classroom that teach about stratigraphy and seriation, two methods used in the relative dating of objects in archaeology.

Learn more about Jean Piaget from this website. The site is dedicated to the study of human knowledge and development.

This is an excellent resource on the life and work of the Swiss educational psychologist Jean Piaget (1896-1980).

"The basic reason for this international attention was the unquestionable fact that Piaget was the founding father of a branch of psychology that tries to unravel the mysteries of the human mind, how it grows and how it comes to know."...