OOPtutor: a CBL system for introductory object-oriented programming. - Helene Gelderblom (ACM SIGCSE Bull., 2000)

Designing software for young children: theoretically grounded guidelines. - Helene Gelderblom (IDC, 2004)

Designing technology for young children: what we can learn from theories of cognitive development. - Helene Gelderblom; Paula Kotzé (SAICSIT, 2008)

Ten design lessons from the literature on child development and children's use of technology. - Helene Gelderblom; Paula Kotzé (IDC, 2009)

The complementary role of two evaluation methods in the usability and accessibility evaluation of a non-standard system. - Funmi Adebesin; Paula Kotzé; Helene Gelderblom (SAICSIT, 2010)

Mobile phone adoption: do existing models adequately capture the actual usage of older adults? - Helene Gelderblom; Tobie van Dyk; Judy van Biljon (SAICSIT, 2010)

Using eye tracking to compare how adults and children learn to use an unfamiliar computer game. - Marco Pretorius; Helene Gelderblom; Bester Chimbo (SAICSIT, 2010)

Technology for promoting scientific practice and personal meaning in life-relevant learning. - Tamara L. Clegg; Elizabeth M. Bonsignore; Jason C. Yip 001; Helene Gelderblom; Alex Kuhn; Tobin Valenstein; Becky Lewittes; Allison Druin (IDC, 2012)

Kitchen Chemistry: Supporting Learners' Decisions in Science. - Jason C. Yip 001; Tamara L. Clegg; Elizabeth Bonsignore; Helene Gelderblom; Becky Lewittes; Mona Leigh Guha; Allison Druin (ICLS, 2012)

Brownies or bags-of-stuff?: domain expertise in cooperative inquiry with children. - Jason C. Yip 001; Tamara L. Clegg; Elizabeth M. Bonsignore; Helene Gelderblom; Emily Rhodes; Allison Druin (IDC, 2013)

Participatory Design of Touch Gestures for Informational Search on a Tablet Device. - Tsele Rakubutu; Helene Gelderblom; Jason F. Cohen (SAICSIT, 2014)

A blended learning approach for teaching computer programming: design for large classes in Sub-Saharan Africa. - Tesfaye Bayu Bati; Helene Gelderblom; Judy van Biljon (Comput. Sci. Educ., 2014)

Giving children voice in the design of technology for education in the developing world. - Helene Gelderblom (South Afr. Comput. J., 2014)

Contributions from Visitor Research to CI and ICT4D Theory and Research Methodology. - Patricia Margaret Alexander; Helene Gelderblom; Estelle de Kock (J. Community Informatics, 2015)

Why designers responsible for websites of large organisations disregard basic web design principles. - Wynand Beukes; Helene Gelderblom; Alta van der Merwe (CONF-IRM, 2016)

The value of comparative usability and UX evaluation for e-commerce organisations. - Rendani Maarten Kruger; Helene Gelderblom; Wynand Beukes (CONF-IRM, 2016)

End-user programming with personally meaningful objects. - Andrew Cyrus Smith; Helene Gelderblom (PPIG, 2016)

The Effect of Students' Educational Background and Use of a Program Visualization Tool in Introductory Programming. - Marthie A. Schoeman; Helene Gelderblom (SAICSIT, 2016)

What Children Really Contribute When Participating in the Design of Web-Based Learning Applications. - Helene Gelderblom (ICWL, 2017)

Using Eye Tracking as a Tool to Teach Informatics Students the Importance of User Centered Design. - Helene Gelderblom; Funmi Adebesin; Jacques Brosens; Rendani Maarten Kruger (Int. J. Inf. Commun. Technol. Educ., 2017)

The invisible gorilla revisited: using eye tracking to investigate inattentional blindness in interface design. - Helene Gelderblom; Leanne Menge (AVI, 2018)

TitanTutor: An educational technology solution co-designed by children from different age groups and socio-economic backgrounds. - Bester Chimbo; Helene Gelderblom (Int. J. Child Comput. Interact., 2018)

Guidelines for Error Message Design. - Hein Pieterse; Helene Gelderblom (Int. J. Technol. Hum. Interact., 2018)

High school learners' continuance intention to use electronic textbooks: A usability study. - Helene Gelderblom; Machdel Matthee; Marié Hattingh; Lizette Weilbach (Educ. Inf. Technol., 2019)