@article{wiebe_slykhuis_2006, title={Evaluating the effectiveness of scientific visualization in two PowerPoint? delivery strategies on science learning for preservice science teachers}, journal={International Journal of Science and Mathematics Education}, author={Wiebe, E. N. and Slykhuis, D. A.}, year={2006} } @article{slykhuis_annetta_wiebe_2005, title={Eye-tracking students? attention to PowerPoint photographs in a science education setting}, volume={14}, DOI={10.1007/s10956-005-0225-z}, number={5/6}, journal={Journal of Science Education and Technology}, author={Slykhuis, D. A. and Annetta, L. A. and Wiebe, E. N.}, year={2005}, pages={509–520} }