Figure 2. Mysterious photograph to be used in the “Puzzling Picture”

From

Development and Evaluation of a Practice Model Based on Questioning Framework in Science for Inducing Cognitive Conflicts in Case of the After-image Effect

Takekuni Yamaoka, Shinji Matsumoto

American Journal of Educational Research. 2017, 5(1), 50-55 doi:10.12691/education-5-1-8