Math is a contact sport. You cannot learn it by scrolling. Print the specific exercise you are working on. Do the work on paper with a pen.
The primary resource fitting your description is the Maths Handbook and Study Guide: Grade 12 Kevin Smith kevin smith maths grade 12 pdf better
The search for a "better" Maths resource ends with Kevin Smith. While you should always support the author by purchasing the official eBook, there is no denying that his structured, logical, and exam-centric style is the most effective tool for a Grade 12 learner in South Africa. Math is a contact sport