* This application can review the special physical science lessons the level of the second year preparatory.
* Currently has 60 questions linked to Bedros light unit.
* Free application and does not contain Ahharrat, and thus aim to accomplish not only physically, but certainly help learners. Contributed to us in the publication and dissemination of interest.

* The application is still in the process of experimentation and development, adjustments will be added later.