Pollyn, I. B., J. C. Igbigialabo, and E. I. Agbuke. “Designing and Using Intelligence and Memory Activating Boxes As Instructional Materials for Effective Instructions in Science and Technology Classrooms and Laboratories”. International Journal of Physics and Chemistry Education, vol. 4, no. SI, Jan. 2012, pp. 20-27, doi:10.51724/ijpce.v4iSI.105.