| Lession Name | Completion Rate | Number of questions | Number of students took the lessions |
|---|---|---|---|
| Complementary Counting & Overcounting (Coming soon) | Start | 1 | |
| Counting with Digits (Coming soon) | Start | 4 | |
| Counting Sets | Start | 8 | |
| Probability | Start | 41 | |
| Basic Counting | Start | 27 | |
| Casework | Start | 9 | |
| Counting path & shape | Start | 16 |