Sequences of Frustration and Confusion, and Learning. - Zhongxiu Liu; Visit Pataranutaporn; Jaclyn Ocumpaugh; Ryan Shaun Baker (EDM, 2013)

Building Compiler-Student Friendship. - Zhongxiu Liu; Tiffany Barnes (AIED, 2015)

Data-driven Hint Generation from Peer Debugging Solutions. - Zhongxiu Liu (EDM, 2015)

Data-Driven Proficiency Profiling. - Behrooz Mostafavi; Zhongxiu Liu; Tiffany Barnes (EDM, 2015)

Measuring Gameplay Affordances of User-Generated Content in an Educational Game. - Andrew Hicks; Zhongxiu Liu; Michael Eagle; Tiffany Barnes (EDM, 2016)

MOOC Learner Behaviors by Country and Culture; an Exploratory Analysis. - Zhongxiu Liu; Rebecca Brown; Collin F. Lynch; Tiffany Barnes; Ryan S. Baker 001; Yoav Bergner; Danielle S. McNamara (EDM, 2016)

Combining Worked Examples and Problem Solving in a Data-Driven Logic Tutor. - Zhongxiu Liu; Behrooz Mostafavi; Tiffany Barnes (ITS, 2016)

Using Serious Game Analytics to Inform Digital Curricular Sequencing: What Math Objective Should Students Play Next? - Zhongxiu Peddycord-Liu; Christa Cody; Sarah Kessler; Tiffany Barnes; Collin F. Lynch; Teomara Rutherford (CHI PLAY, 2017)

The Antecedents of and Associations with Elective Replay in An Educational Game: Is Replay Worth It? - Zhongxiu Liu; Christa Cody; Tiffany Barnes; Collin F. Lynch; Teomara Rutherford (EDM, 2017)

Factors Influencing Students' Help-Seeking Behavior while Programming with Human and Computer Tutors. - Thomas W. Price; Zhongxiu Liu; Veronica Cateté; Tiffany Barnes (ICER, 2017)

Understanding problem solving behavior of 6-8 graders in a debugging game. - Zhongxiu Liu; Rui Zhi; Andrew Hicks; Tiffany Barnes (Comput. Sci. Educ., 2017)

Learning Curve Analysis in a Large-Scale, Drill-and-Practice Serious Math Game: Where Is Learning Support Needed? - Zhongxiu Peddycord-Liu; Rachel Harred; Sarah Karamarkovich; Tiffany Barnes; Collin F. Lynch; Teomara Rutherford (AIED (1), 2018)

A Field Study of Teachers Using a Curriculum-integrated Digital Game. - Zhongxiu Peddycord-Liu; Veronica Cateté; Jessica Vandenberg; Tiffany Barnes; Collin F. Lynch; Teomara Rutherford (CHI, 2019)