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Core
Probable
Peripheral
1
Navigate aptitude areas
8 CSAT themes → topics → 62 subtopic technique nodes.
2
Study formulae & examples
Each node carries reference formulae, shortcuts, and worked drills.
3
Drill with MCQs
Calculation-first MCQs with chart data for DI — 3 difficulty levels.
4
Spaced-repetition revise
Weak technique points enter the FSRS queue for timed recall.
5
Track technique mastery
5-stage lifecycle per node: Read → Notes → Revised → MCQ → Mock.