By David Crary, Associated Press

NEW YORK — In one classroom, a group of preschool teachers squatted on the floor, pretending to be cave-dwelling hunter-gatherers. Next door, another group ended a raucous musical game by placing their tambourines and drums atop their heads.

Silly business, to be sure, but part of an agenda of utmost seriousness: To spread the word that America's children need more time for freewheeling play at home and in their schools.

Thank you for visiting our site! The distinguishing characteristic of a cooperative preschool program is its unique involvement of parents in both the administration of the organization and active participation in the school. All schools are now accepting children aged 3-5 years old for the Spring Semester of the 2008-2009 school year. Contact the preschool nearest you for additional information.

Here are also some additional websites that you might find useful:

http://www.preventionnetwork.org/
http://www.mi4c.org/offices/Office.aspx?cid=8
http://www.miaeyc.org/