2022
- Bukit Batok Secondary Prelim 2022
- Christ Church Secondary Prelim 2022
- Chua Chu Kang Secondary Prelim 2022
- Compassvale Secondary Prelim 2022
- Edgefield Secondary Prelim 2022
- Marsiling Secondary Prelim 2022
- Serangoon Secondary Prelim 2022
- Yuying Secondary Prelim 2022
2021
- Admiralty Secondary Prelim 2021
- Bendemeer Secondary Prelim 2021
- Broadrick Secondary Prelim 2021
- Hua Yi Secondary Prelim 2021
- JunYuan Secondary Prelim 2021
- Peirce Secondary Prelim 2021
- Queensway Secondary Prelim 2021
- Yuying Secondary Prelim 2021
2019
- Assumption English School Prelim 2019
- Bartley Secondary Prelim 2019
- Bedok South Secondary Prelim 2019
- Broadrick Secondary Prelim 2019
- Changkat Changi Secondary Prelim 2019
- Damai Secondary Prelim 2019
- Gan Eng Seng Secondary Prelim 2019
- Jurongville Secondary Prelim 2019
- Northland Secondary Prelim 2019
- Unity Secondary Prelim 2019
- Yuhua Secondary Prelim 2019
2018
- Assumption English School Prelim 2018
- Bukit Batok Secondary Prelim 2018
- Chung Cheng High (Main) Prelim 2018
- Kranji Secondary Prelim 2018
- Maris Stella High Prelim 2018
- North Vista Secondary Prelim 2018
- Pasir Ris Secondary Prelim 2018
- Queensway Secondary Prelim 2018
- West Spring Secondary Prelim 2018
- Yuan Ching Secondary Prelim 2018