Equivalence Tasks in a Digital Algebraic Notation System Promotes Performance in Middle School Mathematics. - Katharine Sawrey; Jenny Yun-Chen Chan; Erin Ottmar (ICLS, 2020)

State vs. Trait: Examining Gaming the System in the Context of Math Perception Tasks. - Anthony Botelho; Jenny Yun-Chen Chan; Cindy Trac; Avery Harrison Closser; Hannah Smith; Kathryn C. Drzewiecki; Erin Ottmar (CogSci, 2021)

Numbers vs. Variables: The Effect of Symbols on Students' Math Problem-Solving. - Jenny Yun-Chen Chan; Hannah Smith; Avery Harrison Closser; Kathryn C. Drzewiecki; Erin Ottmar (CogSci, 2021)

Perceptual and number effects on students' initial solution strategies in an interactive online mathematics game. - Ji-Eun Lee; Caroline Byrd Hornburg; Jenny Yun-Chen Chan; Erin Ottmar (J. Numer. Cogn., 2022)

Examining shifts in conceptual knowledge, procedural knowledge and procedural flexibility in the context of two game-based technologies. - Jenny Yun-Chen Chan; Avery Harrison Closser; Vy Ngo; Hannah Smith; Allison S. Liu; Erin Ottmar (J. Comput. Assist. Learn., 2023)

Keep DRAGging ON: Is solving more problems in DragonBox 12+ associated with higher mathematical performance during the COVID-19 pandemic? - Jenny Yun-Chen Chan; Chloe Byrne; Janette Jerusal; Allison S. Liu; Justin Roberts; Erin Ottmar (Br. J. Educ. Technol., 2023)

Participatory Design for Cognitive Science: Examples From the Learning Sciences and Human-Computer Interaction. - Jenny Yun-Chen Chan; Tomohiro Nagashima; Avery Harrison Closser (Cogn. Sci., 2023)

Perceiving precedence: Order of operations errors are predicted by perception of equivalent expressions. - Jeffrey K. Bye; Jenny Yun-Chen Chan; Avery Harrison Closser; Ji-Eun Lee; Stacy T. Shaw; Erin Ottmar (J. Numer. Cogn., 2024)