| SN | Name of tools | Type of sampling | Planned Sample Size (Intervention/Control) | Actual (Intervention/Control) |
| 1 | IDELA | Random at 95% of CL and 5% CI | 320 (160/160) | 320 (160/160) |
| 2 | Lit/Numeracy boost | Random at 95% of CL and 5% CI | 300 (150/150) | 300 (150/150) |
| 3 | Teacher KAP Survey | Random | 20 (10/10) | 16 (6/10) |
| 4 | IDELA Classroom observation | Random | 10 (6/4) | 5 (2/3) |
| 5 | Enrolment and attendance data | Collection from registers | 4 schools | 4 schools |
| 6 | FGDs with children | Purposive | 8 | 8 |