The rapid development following the emergence of web technologies has facilitated users' access to information. The design processes of web platforms are of great importance to ensure that all users can access these platforms. Within this process, it can be said that the use of web accessibility in the field of web technologies has become a key…

The novelty of this study is in developing a conceptual model for predicting the non-linear relationships between human-computer interaction factors and ease of use and usefulness of collaborative web-based learning or e-learning. Ten models (logarithmic, inverse, quadratic, cubic, compound, power, s-curve, growth, exponential, and logistic) were…