We need to develop a mobile application for Russian-speaking users to learn Spanish. There will be 26 units in total.
Each unit will have: 1. Text with the possibility of listening, as well as its translation; 2. Video lesson. 3. Grammar; 4. Homework on grammar, text, pronunciation; 5. Final test.
After all units, there will be a final test and evaluation of the result.
Only the first 3 lessons should be available for free, and all others should be available only after payment.