A play-based, cooperative preschool for children aged 2 years and 9 months to 5 years old in Cambridge, MA since 1947. PARENTS' NURSERY SCHOOL PROVIDES A WARM AND SUPPORTIVE ATMOSPHERE IN WHICH RESPECT AND FREEDOM FROM ADULT PRESSURES NUTURE A CHILD'S OWN CURIOSITY, THE GREATEST IMPETUS TO INTELLECTUAL DEVELOPMENT. THE SCHOOL STRIVES TO REINFORCE CHILDREN'S SELF-ESTEEM, CONCERN FOR OTHERS AND AN EAGERNESS TO LEARN.