Software and services that are published on the JEM portal can be rated in a 1-5 stars scale but also given a review. We expect only users of the software or the service to write a review since the evaluation should reflect actual experience if it has to be meaningful for other community readers.

A review will comprise an evaluation based on the following set of criteria. Each of them will require an overall score, 1-10 from "insufficient" to "excellent", and a short motivation of the score.

Usability in learning environment aims to establish whether the software or service can be integrated in learning environments.

Compliance with standards rates the adherence of the software or service to learning standards, representation standards or others promoting their adoption.

Appropriate use of technology evaluates whether the technologies used are the ones most suited to the task.

Clarity of usage instructions measures the documentation for the end users, its clarity and coverage.

Effective/engaging use of technology considers whether the software implements an effective and/or engaging use of technology for learning and teaching mathematics.

Availability of case studies should link if possible case studies or papers that document the relevance of the software or service as learning technology.

Ease of navigation/user interface rates the user interface design, its consistency, intuitive functionalities, and pleasant look and feel.

Accessibility evaluates the design in terms of differently able users.

Technical requirements documentation rates the installation pre-requisites and instructions.