Based on extensive research, this provocative volume explores how schools are places where racial conflicts often remain hidden at the expense of a healthy school climate and the well-being of students of color. Most schools fail to act on racial microaggressions because the stress of negotiating such conflicts is extremely high due to fears of…

This paper describes a classroom teaching experiment, concerning the concept of probability, with children aged 5 in a kindergarten school. The teaching experiment was based on constructivist and interactionist theories about the learning of school mathematics and lasted one month. The collection of the information was based on the tape-recorded…