Frequently Asked Questions

We cover CBSE (Central Board of Secondary Education) and Maharashtra State Board (SSC/HSC). Both Class 10 and Class 12 for all four core subjects — Physics, Chemistry, Mathematics and Biology.

Yes. All formulas, solved examples, derivations, common mistakes and practice questions are 100% free — no login, no paywall, no forced sign-up.

Yes. Chapters follow the current NCERT (for CBSE) and Maharashtra State Bureau textbooks. We review content each academic year for the latest board syllabus changes.

Yes. Board Formulas is a Progressive Web App (PWA). Once you visit a chapter, it is cached and available even without an internet connection.

Physics, Chemistry, Mathematics and Biology — for Class 10 (SSC / CBSE 10) and Class 12 (HSC / CBSE 12) under both CBSE and Maharashtra State Board.

Yes. Every chapter page has a Print button that produces a clean, printer-friendly PDF-style sheet you can save or print for revision.

Solved examples show the full step-by-step working — great for learning a method. Practice questions give you the problem and a hidden answer, so you can attempt and self-check.

Yes, wherever the derivation is short and adds intuition (Coulomb's law, capacitance energy, Nernst equation, Hardy-Weinberg, integration by parts, etc.), we include a click-to-reveal derivation under each formula.

Extremely. Most marks lost in board exams come from sign errors, unit slips, or formula confusion — not lack of knowledge. Every chapter lists 4–6 traps and the correct approach.

Use the Contact page to reach out. We fix errata within a few days.