Multiple disciplines
Collection of ConcepTest databases compiled by CWSEI, University of British Columbia (including Astronomy, physics, chemistry, math and statistics, etc.)
Collection of ConcepTest databases compiled by McGill University (including Atmospheric and Oceanic Sciences, Biology, Chemistry, Earth & Planetary Sciences, Geology, Mathematics & Statistics, etc.)
Astronomy
Green, Paul. Peer Instruction for Astronomy. Upper Saddle River, NJ: Pearson Education, 2003.
Chemistry
ConcepTests compiled by University of Wisconsin (general, organic, analytic, inorganic, and physical chemistry, biochemistry)
ConcepTests compiled by Brandeis University (general chemistry)
free online repository of clicker questions (organic chemistry)
ConcepTests compiled by Portland State University (organic chemistry)
Geoscience
ConcepTests compiled by Science Education Resource Center at Carleton College (questions on 11 different Earth science topics, including surface processes, solid earth, and time / Earth history, including data on student responses)
Mathematics
Project Math QUEST (including questions for precalculus, calculus, linear algebra, and differential equations, and links to other mathematics question banks)
GoodQuestions Project (Calculus)
Philosophy
Peer Instruction Question Database from Monash University
Physics
Mazur, Eric. Peer Instruction: A User's Manual. Upper Saddle River, NJ: Prentice Hall, 1997.
Concept Tests and Course Materials from CU Boulder (questions on mechanics, electricity and magnetism, energy and the environment, and the physics of sound and music, etc.)