Only the current version so far — new entries appear as the app ships updates.
Sri Lanka School Books: Result is an education app by RedLeaf Apps with 1,000+ downloads (about 1.3K estimated). +8 installs in the last 7 days. Released Jul 1, 2022. Install growth, rank history, SDKs and ad networks.
From the store listing: “In this app you can get Srilankan board school textbooks of all mediums”