Active learning: Cooperation in the college classroom
D.W. Johnson, R.T. Johnson, K.A. Smith, 1991 Edina, MN: Interaction Book Company
This book contains lots of interesting material about the effects of having students work in groups, mostly in the form of increased motivation and performance in college classes.
find it in: Worldcat (for local availability) and Amazon.com
This resource is referenced here:Resource Type
groups, cooperative learning