Yēgatu: Usability Test Artifacts for a Gamified Nheengatu Language Learning App

Experimental artifacts from an iterative usability study of Yēgatu, a gamified mobile application for autonomous learning of the indigenous Nheengatu language. The study involved two cycles of expert usability testing using quantitative and qualitative metrics. The repository was created by Fabiann Barbosa and last updated on 2026-06-01.

Use Cases

• Analyze expert feedback on mobile app usability based on qualitative metrics mentioned in the description
• Compare interaction barriers across design iterations based on the two-cycle testing process
• Study pedagogical refinement in language learning apps based on the application's stated purpose

Strengths

• Contains artifacts from two cycles of expert usability testing, providing comparative data
• Includes quantitative and qualitative metrics, offering a mixed-methods perspective
• Dataset is 77.8 MB in size, suggesting substantial supporting documentation

Limitations

• Column-level documentation is absent; field semantics must be inferred after download
• Row count is unknown, which may limit suitability assessment for large-scale analysis

Provenance

Source

Fabiann Barbosa

Collection Method

Two cycles of expert usability testing for a mobile application

Freshness

Last updated 2026-06-01 23:14:27