Two Approaches for Programming Education in the Domain of Graphics: An Experiment. - Chiodini, Luca; Sorva, Juha; Hellas, Arto; Seppälä, Otto; Hauswirth, Matthias (Art Sci. Eng. Program., 2025)

Investigating Students' Misconceptions of Dijkstra's Algorithm: Exploration of Algorithm Simulation Traces. - Tilanterä, Artturi; Korhonen, Ari; Seppälä, Otto; Taivainen, Teemu (2025)

Two Approaches for Programming Education in the Domain of Graphics: An Experiment. - Chiodini, Luca; Sorva, Juha; Hellas, Arto; Seppälä, Otto; Hauswirth, Matthias (CoRR, 2025)

Students Struggle with Concepts in Dijkstra's Algorithm. - Tilanterä, Artturi; Sorva, Juha; Seppälä, Otto; Korhonen, Ari (2024)

Arguments for and Approaches to Computing Education in Undergraduate Computer Science Programmes. - Cutts, Quintin I.; Kallia, Maria; Anderson, Ruth; Crick, Tom; Devlin, Marie; Farghally, Mohammed; Mirolo, Claudio; Runde, Ragnhild Kobro; Seppälä, Otto; Urquiza-Fuentes, Jaime; Vahrenhold, Jan (2023)

Automated Questions About Learners' Own Code Help to Detect Fragile Prerequisite Knowledge. - Lehtinen, Teemu; Seppälä, Otto; Korhonen, Ari (2023)

Considering Computing Education in Undergraduate Computer Science Programmes. - Cutts, Quintin I.; Kallia, Maria; Anderson, Ruth; Crick, Tom; Devlin, Marie; Farghally, Mohammed; Mirolo, Claudio; Runde, Ragnhild Kobro; Seppälä, Otto; Urquiza-Fuentes, Jaime; Vahrenhold, Jan (2023)

Automated Questions About Learners' Own Code Help to Detect Fragile Knowledge. - Lehtinen, Teemu; Seppälä, Otto; Korhonen, Ari (CoRR, 2023)

Koli Calling 2021 report. - Petersen, Andrew; Seppälä, Otto (ACM SIGCSE Bull., 2022)

Rules of Program Behavior. - Duran, Rodrigo; Sorva, Juha; Seppälä, Otto (ACM Trans. Comput. Educ., 2021)

Koli Calling International Conference call for papers. - Seppälä, Otto; Falkner, Nickolas J. G. (ACM SIGCSE Bull., 2021)

Koli Calling is online: call for participation. - Seppälä, Otto; Petersen, Andrew (ACM SIGCSE Bull., 2021)

Algorithm Visualization and the Elusive Modality Effect. - Zavgorodniaia, Albina; Tilanterä, Artturi; Korhonen, Ari; Seppälä, Otto; Hellas, Arto; Sorva, Juha (2021)

Towards a JSON-based Algorithm Animation Language. - Tilanterä, Artturi; Mariani, Giacomo; Korhonen, Ari; Seppälä, Otto (2021)

Koli Calling '21: 21st Koli Calling International Conference on Computing Education Research, Joensuu, Finland, November 18 - 21, 2021 (ACM, 2021)

Koli Calling 2020 call for participation. - Falkner, Nick; Seppälä, Otto (ACM SIGCSE Bull., 2020)

Relation of Individual Time Management Practices and Time Management of Teams. - Auvinen, Tapio; Falkner, Nickolas J. G.; Hellas, Arto; Ihantola, Petri; Karavirta, Ville; Seppälä, Otto (2020)

Should Explanations of Program Code Use Audio, Text, or Both? A Replication Study. - Zavgorodniaia, Albina; Hellas, Arto; Seppälä, Otto; Sorva, Juha (2020)

Measuring the Cognitive Load of Learning to Program: A Replication Study. - Zavgorodniaia, Albina; Duran, Rodrigo; Hellas, Arto; Seppälä, Otto; Sorva, Juha (2020)

Koli Calling '20: 20th Koli Calling International Conference on Computing Education Research, Koli, Finland, November 19-22, 2020 (ACM, 2020)

What communication tools students use in software projects and how do different tools suit different parts of project work? - Seppälä, Otto; Auvinen, Tapio; Karavirta, Ville; Vihavainen, Arto; Ihantola, Petri (2016)

Automatic recognition of misconceptions in visual algorithm simulation exercises. - Korhonen, Ari; Seppälä, Otto; Sorva, Juha (2015)

Do we know how difficult the rainfall problem is? - Seppälä, Otto; Ihantola, Petri; Isohanni, Essi; Sorva, Juha; Vihavainen, Arto (2015)

Research-based design of the first weeks of CS1. - Sorva, Juha; Seppälä, Otto (2014)

Misconceptions in Visual Algorithm Simulation Revisited: On UI's Effect on Student Performance, Attitudes and Misconceptions. - Karavirta, Ville; Korhonen, Ari; Seppälä, Otto (2013)

Advances in assessment of programming skills ; Parannuksia ohjelmointitaidon arviointimenetelmiin. - Seppälä, Otto (2012)

Review of recent systems for automatic assessment of programming assignments. - Ihantola, Petri; Ahoniemi, Tuukka; Karavirta, Ville; Seppälä, Otto (2010)

Mutation analysis vs. code coverage in automated assessment of students' testing skills. - Aaltonen, Kalle; Ihantola, Petri; Seppälä, Otto (2010)

Naturally occurring data as research instrument: analyzing examination responses to study the novice programmer. - Lister, Raymond; Clear, Tony; Simon; Bouvier, Dennis J.; Carter, Paul; Eckerdal, Anna; Jacková, Jana; Lopez, Mike; McCartney, Robert; Robbins, Phil; Seppälä, Otto; Thompson, Errol (ACM SIGCSE Bull., 2009)

Work in Progress: Automatic Generation of Algorithm Animations for Lecture Slides. - Seppälä, Otto; Karavirta, Ville (2008)

Observations on student misconceptions - A case study of the Build - Heap Algorithm. - Seppälä, Otto; Malmi, Lauri; Korhonen, Ari (Comput. Sci. Educ., 2006)

Modelling student behavior in algorithm simulation exercises with code mutation. - Seppälä, Otto (2006)

Take Note: the Effectiveness of Novice Programmers' Annotations on Examinations. - McCartney, Robert; Moström, Jan Erik; Sanders, Kate; Seppälä, Otto (Informatics Educ., 2005)

Visual Algorithm Simulation Exercise System with Automatic Assessment: TRAKLA2. - Malmi, Lauri; Karavirta, Ville; Korhonen, Ari; Nikander, Jussi; Seppälä, Otto; Silvasti, Panu (Informatics Educ., 2004)

A multi-national study of reading and tracing skills in novice programmers. - Lister, Raymond; Adams, Elizabeth S.; Fitzgerald, Sue; Fone, William; Hamer, John; Lindholm, Morten; McCartney, Robert; Moström, Jan Erik; Sanders, Kate; Seppälä, Otto; Simon, Beth; Thomas, Lynda (ACM SIGCSE Bull., 2004)

A multi-national study of reading and tracing skills in novice programmers. - Lister, Raymond; Adams, Elizabeth S.; Fitzgerald, Sue; Fone, William; Hamer, John; Lindholm, Morten; McCartney, Robert; Moström, Jan Erik; Sanders, Kate; Seppälä, Otto; Simon, Beth; Thomas, Lynda (2004)

Towards a high quality Finnish talking head. - Olives, Jean-Luc; Sams, Mikko; Kulju, Janne; Seppälä, Otto; Karjalainen, Matti; Altosaar, Toomas; Lemmetty, Sami; Töyrä, Kristian; Vainio, Martti (1999)