Creating an Open, Informal, Student-Centered Classroom / Marian Pope Franklin.-- Learning Centers and Stations: A Different Concept / Paul R. Daniels.-- Piecemeal Revolution: Controlled Freedom in the British Open Classroom / Mark Weber.-- Grouping Through Learning Centers / R. V. Allen.-- Teaching in the Open Classroom / Karen Branan.-- Alternatives to Tradicional Education / Bernard Spodek.-- A Teachers Speaks Out... What I Learned from the British Schools / Donald S. Ulin.-- The Open Classroom Approach in the Kindergarten / Barbara Baron y Charlotte G. Garman.-- Learning Stations / Charlotte G. Garman.-- Recipe for Reading / W. Beatrice Ziegenfuss.-- Individualizing in One Room / Robert Carrier.-- Self-Selection Classroom / Zilpha W. Billings.-- Individualized Work Centers: An Approach for the Elementary Retarded Child / Sharen Metz Kokaska y Charles J. Kokaska.-- Teacher Is A Person, Too! / Minnie Perrin Berson.-- The Matematics Laboratory for the Elementary and Middle School / Alan Barson.-- The Laboratory Approach to Elementary Mathematics / Edwina Deans.-- Math Lab! / Lola J. May.-- Problem-Solving Activities Observed in British Primary Schools / Rose Grossman.-- Inquiry Laboratory: Environment for Independent Study / James A. Jacobson.-- Mini-Gyms and Fitness Corners / Eugene M. Ezersky.-- Classroom Centers and Record Keeping / David Kahl.-- Beginning and Activity-Centered Classroom / Marciene Mattleman.