Principles listed in ISO 9241-10

Heuristics from Nielsen (1992a)

Heuristics from Alsumait & Al-Osaimi (2009)

Suitability for the task

Aesthetic and minimalist design

Challenge the child, evoke child mental imagery, use multimedia representations


Recognition rather than recall

Learning content design (adequate vocabulary, illustrate abstract concepts)


User control and freedom

Use appropriate hardware devices (match motor effort and children skills, prevent input errors)

Conformity with user expectations

Match between the system and the real world; error prevention

Attractive screen layout, support child curiosity,

assessment (provide reports to instructor)

Error tolerance

Help users recognise, diagnose, and recover from errors


(Only lists Nilsen’s heuristics)

Suitability for individualization

Flexibility and efficiency of use


(Only lists Nilsen’s heuristics)

Suitability for learning (learning the software use)

Recognition rather than recall; help and documentation; consistency and standards

Design attractive screen layout (screen uncluttered, readable)