Every resource below is free (or has a generous free tier), works on mobile, and has been reviewed by GFIS faculty. Use the grade filters or search to find what’s right for you. Tap the green Open resource button on a card to go to the site.
This searches the resources on this page. Looking for a textbook chapter? Search all 228 chapters →
Case-study based questions in the CBSE board pattern, for board-exam practice. Pick your subject to open the PDF.
Opens in a new tab. Hover a subject to see its length.
Case-study based questions in the CBSE board pattern across seven subjects, covering both the Science and Commerce streams. Pick your subject to open the PDF.
Opens in a new tab. Hover a subject to see its length.
Ask questions from your NCERT textbook and get clear, step-by-step help — now covering 11 subjects across Classes 9 to 12: Science, Mathematics, English, Social Science, Biology and Computer Science. A study aid for revision, not an answer key. Students need the school login — ask your class teacher.
The same step-by-step help for our Grade 8 students, answering from the Grade 8 NCERT books — Science, Mathematics, Social Science, English and Tamil. Every answer shows which page it came from, so you can check it in your own book. Students need the school login — ask your class teacher.
Chapter-wise material for 228 chapters across 18 subjects — Science, Mathematics, English, Social Science, Tamil, Biology and Computer Science, from Class 8 to Class 12. Every chapter has a revision summary and a CBSE board-pattern question bank, with the answer key hidden until you have attempted the questions. Reviewed by GFIS faculty.
Learn 320 words in 40 sessions using Greek and Latin roots. Each session includes a root story, 8 words, a quiz, and smart flashcards with spaced-repetition scheduling. Free, offline-ready, mobile-friendly.
Seventy-five original GFIS quotes — one thoughtful line each day for students, parents and teachers. Browse the full collection by theme.
Curated TED talks and education videos for teachers and parents — Ken Robinson, growth mindset, early years, and hands-on learning. Watch on-site or on YouTube.
Question banks published by CBSE itself, drawn from previous years’ board examinations. The closest thing to practising the real paper — use these once you have finished revising a chapter. Covers Classes 10 and 12.
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AI chatbots (ChatGPT, Google Gemini, Claude, DIKSHA’s “Ask DIKSHA”) can explain anything, any time, at your level. Used well, they are the most patient tutor you will ever have. Used badly, they do your thinking for you — and you learn nothing.
External links are provided for educational purposes. GFIS does not control external content and reviews these links quarterly.
Last reviewed: July 2026