A collection of reports on 12 classroom-based research projects is presented, representing the individual and collaborative efforts of faculty, advisors, and program coordinators from Sacramento City College and Irvine Valley College, California. First, a final report is presented on the Cooperative Classroom-Based Research project, including descriptive, evaluative, and financial information on this effort to improve teaching and learning through research on the effectiveness of instructional strategies. Next, the following 12 research reports are presented: (1) "Testing Strategies in Science to Measure Student Ability for Levels of Abstraction Work," by Jonathan Brosin; (2) "Student Analytical Ability in Biology," by K. Christopher Riegle; (3) "Is Writing an Effective Way to Learn Chemical Concepts?" by Naola VanOrden; (4) "A Second Look: Student Persistence and Achievement: An Evaluation of the Effects of an Extended Orientation Course," by Edwin Stupka; (5) "The MBTI (Myers-Briggs Type Indicator) in the College Writing Class," by Donovan Johnson; (6) "Partial Credit with Notes and Rework for Half Credit in Mathematics," by Richard Zucker; (7) "Electronic Music Literacy," by Janice Lynn Wyma; (8) "Dunham Dance Technique to Improve Student Preparedness for Dance," by Shirley Brown; (9) "A Comparison of Two Different Methods of Motivating Students to Improve Their Physical Fitness Levels," by Pam Deegan; (10) "Self-Definition as a Factor in Student Success," by Tonya Hilligoss; (11) "Videotaping of Speech Students," by Craig Grossman; and (12) "Videotaping of Speech Students," Kenneth J. Lynch. Evaluative data on the Cooperative Classroom Based Research Project is appended. (AYC)