گام به گام دوم دبستان is an educational app developed by Arvel Apps, designed to provide a comprehensive guide for second graders. The app covers all the lessons of second grade, including Mathematics, Science, Persian reading, Persian writing (composition), Quran, and Astronomy. The latest version of the app has been updated for the year.

The app has a user-friendly interface that allows the users to activate the double-page view or single-page view, zoom in and out of the pages, and enable the night mode. The app also allows the users to change the background color and automatically saves the last page read. The app can be installed on all Android 4.0 and above devices, making it accessible to a wider audience.