교과100 is a mobile app designed to help students improve their academic skills and excel in school. Users can download the app from Google Play Store or the App Store, with a preference for tablet use. Upon logging in as a member of 교원, users are prompted to input their nickname and grade to create a learner profile. The app offers comprehensive learning through 'Thorough Concept Study,' 'Solid Basic Problems,' 'Challenging Advanced Problems,' and 'Final Chapter Evaluation.'

The app provides instructional videos alongside the study materials for 'Thorough Concept Study' and 'Solid Basic Problems.' Users can track their progress and results in the learning status section, monitor daily study habits in the learning calendar, and boost their skills by revisiting incorrect answers in the 'Wrong Answer Notes.'