Presentations

REFEREED CONFERENCE PRESENTATIONS

Johnson, H. L., Olson, G., Gardner, A., Smith, A., & Wang, X. (2020, Jan). Cartesian graphs, covariational reasoning, and powerful positioning in college algebra. Joint Mathematics Meetings, Denver, CO.

Johnson, H. L., Olson, G., Gardner, A., Smith, A., & Wang, X. (2020, Jan). Implementing techtivities to promote students’ covariational reasoning in college algebra. Joint Mathematics Meetings, Denver, CO.

Gardner, A., & Smith, A, Olson, G., & Johnson, H. L. (2019, June): An asset based approach to analyzing college algebra students’ reasoning on graphing tasks. National Inquiry Based Learning Conference, Denver, CO.

Smith, A., Gardner, A., & Johnson, H. L. (2018, August) Techtivities: Help students see how graphs work. Annual Meeting of the Colorado Council of Teachers of Mathematics, Denver, CO.

Olson, G., Johnson, H. L., & Kalir, J. (2018, August). Implementing Desmos techtivities to promote students’ covariational reasoning. 2018 Math Fest Meeting of the Mathematical Association of America, Denver, CO.

Johnson, H. L., Olson, G., Kalir, J., Gardner, A., & Smith, A. (2018, June): Questioning our questions in online math tasks: From soliciting answers to eliciting reasoning. National Inquiry Based Learning Conference, Austin, TX.

Olson, G., Johnson, H. L., Kalir, J., Gardner, A., & Smith, A. (2018, June): Two graphs are better than one: Techtivities for College Algebra. National Inquiry Based Learning Conference, Austin, TX.

Olson, G., Kalir, J., & Johnson, H. L. (2018, April). Desmos techtivities for the college algebra classroom. 2018 Meeting of the Rocky Mountain Section of the Mathematical Association of America, Pueblo, CO.

INVITED PRESENTATIONS

Johnson, H. L. (2017, December). Promote students’ smooth covariational reasoning. Mathematics Education Colloquium. Tempe, AZ: Arizona State University.

Johnson, H. L. (2017, November). Networking theories to design techtivities to promote students’ covariational reasoning. Universiteit Utrecht Freudenthal Institute Research Meeting, Utrecht, Netherlands.

Johnson, H. L. (2017, October). Task design to promote students’ covariational reasoning: A multi-theoretic approach. Universität Bremen Mathematisches Kolloquium. Bremen, Germany.

Johnson, H. L. (2017, September). Networking theories to design dynamic computer environments to foster students’ quantitative and covariational reasoning. Mathematics Education Research Colloquium, Linköping, Sweden: Linköping University.

SEMINARS/WORKSHOPS

Johnson, H. L. (2018, April 17). Global Math Department Webinar: Helping students see how graphs work [Video]. Retrieved from: https://www.bigmarker.com/GlobalMathDept/Helping-Students-See-How-Graphs-Work?bmid=376c71a2106a