For a description of this structure, please visit your campus' professional library and check out:

Kagan, Spencer & Kagan, Miguel. (2009). Kagan Cooperative Learning. San Clemente, CA: Kagan Publishing. http://www.KaganOnline.com

Kushnir, Dina. (2001). Kagan Cooperative Learning & Mathematics. San Clemente, CA: Kagan Publishing. http://www.KaganOnline.com