Zerbolio, D. J., Jr., & Walker, J. T. (1989). Factorial design: Binocular and monocular
perception in vertical and horizontal stimuli. Teaching of Psychology, 16, 65-66.
If you have a Holman-Dolman depth perception apparatus, this demonstration works well because it produces a very strong interaction that students understand.
Vernoy, M. W. (1994). A computerized Stroop experiment that demonstrates the
interaction in a 2 X 3 factorial design. Teaching of Psychology, 21, 186-189.
IBM computer required.
Society, 5, 389-390.
Short article and easy to replicate if you have mirror-tracing apparatus.