This study, which focused on the social behavior of 4-year-old children toward peers and adults, investigated relationships of 54 children in California and Japan who were observed for 20 minutes while they were playing in preschool or day care. All their behaviors during the first 30 seconds were observed and written down during the second 30…

Noting that young children are capable of surprisingly complex forms of mathematical thinking and learning, this book presents a collection of articles depicting children discovering mathematical ideas, teachers fostering students' informal mathematical knowledge, adults asking questions and listening to answers, and researchers examining…