DIKSHA
Official portal for NCERT/State-board textbook QR resources, video lessons, worksheets, and chapter-wise quizzes.
ePathshala
NCERT's complete digital repository of official textbooks, audiobooks, educational videos, and periodicals.
CBSE Academic Portal
Official CBSE curriculum syllabus, competency-based questions, sample question papers, and skill handbooks.
Khan Academy India
100% free structured learning from Class 1 basics to Class 12 calculus, vectors, and linear programming.
GeoGebra 3D & Calculator Suite
Dynamic 3D geometry engine for vectors, coordinate planes, geometric constructions, and mathematical function graphs.
Desmos Studio
Fast, responsive graphing and geometry calculators for visualizing algebraic functions, conic sections, and calculus.
Wolfram MathWorld
The web's most extensive mathematical encyclopedia containing deep definitions, derivations, and formulas.
PhET Physics Simulations
Interactive models for circuit building, projectile motion, optics, electromagnetism, and wave motion.
The Physics Classroom
Comprehensive conceptual physics tutorials, interactive concept builders, vector math builders, and problem sets.
OLabs Physics Experiments
Conduct syllabus practicals like Ohm's Law, Vernier Caliper, Simple Pendulum, and Prism Refraction online.
PhET Chemistry Simulations
Interactive molecular simulations for atomic structure, acid-base titration, chemical equilibrium, and molarity.
RSC Learn Chemistry & Periodic Table
Interactive periodic table, alchemy history, molecular bonding, and reaction mechanisms by the Royal Society of Chemistry.
ChemTube3D
Interactive 3D animations and visual orbital models for organic chemistry mechanisms and stereochemistry.
HHMI BioInteractive
High-definition 3D molecular biology animations, cellular processes, genetics simulations, and virtual laboratories.
NCBI Bookshelf
Free access to full-text molecular biology, biochemistry, genetics, and medical science books.
OLabs Biology
CBSE-aligned virtual lab experiments for photosynthesis, stomata preparation, DNA extraction, and cell division.
ISRO Bhuvan 2D/3D
India's official Earth Observation satellite portal providing multi-layered topographical and thematic maps.
NASA Eyes on Earth & Space
Real-time 3D exploration of planet Earth's climate data, planets, asteroids, and spacecraft trajectories.
Google Earth Web
High-resolution 3D globe, satellite landforms, rivers, mountain elevations, and interactive geographical tours.
USGS Educational Resources
Interactive resources on plate tectonics, earthquakes, rock cycles, volcanology, and water resources.
Sanskrit Central & Samskrita Bharati
Interactive Sanskrit grammar lessons (Dhatu, Shabdarupa, Sandhi), audio shlokas, and vocabulary modules.
StoryWeaver (Pratham Books)
Over 50,000 graded storybooks in Hindi, English, Sanskrit, and 300+ Indian regional languages to read freely.
British Council LearnEnglish
Free structured audio/video modules, grammar practice, interactive stories, and vocabulary building games.
Project Gutenberg
70,000+ free digital classics, Shakespearean plays, poetry, and world literature in the public domain.
Scratch by MIT
Create interactive games, animations, and stories using visual drag-and-drop programming blocks.
Code.org & CodeAI
Free courses in algorithms, web design (HTML/CSS), game engines, and fundamentals of artificial intelligence.
Official Python Tutorial
The official beginner-to-advanced guide covering Python syntax, data structures, OOPs, and standard libraries.
freeCodeCamp
Interactive curriculum with hands-on coding challenges for Web Development, Python, Data Analysis, and SQL.
SQLBolt
Interactive, browser-based SQL exercises designed for CBSE Informatics Practices and Computer Science.
IIT Virtual Labs
24x7 advanced remote laboratories across Physical Sciences, Chemical Sciences, Electronics, and Computer Science.
Indian Culture Portal
Official Government portal featuring rare manuscripts, historical archives, virtual museum tours, and Indian art forms.
Khan Academy Primary Math
Foundational arithmetic, shape recognition, counting, and early fractions with rewarding interactive gamification.
NASA Space Place
Child-friendly interactive modules on planets, stars, weather systems, volcanoes, and DIY crafts.
StoryWeaver Reading Corner
Illustrated stories in Hindi, English, Sanskrit, and Indian languages graded for beginner readers.
PhET Elementary Simulations
Intuitive visual simulations for states of matter, bending light, balancing seesaws, and fractions.
OLabs Middle School
Perform interactive science practicals: acids & bases testing, magnetic fields, and microscopic slides.
Khan Academy Classes 6–8
Master integers, algebraic expressions, rational numbers, triangles, and data handling with video lessons.
ISRO Bhuvan School Atlas
Indian geographical study including rivers, soil, forests, climate zones, and administrative boundaries in 2D/3D.
CBSE Class 10 Model Question Papers
Official CBSE Class 10 board examination sample papers, blueprint mark allocations, and question banks.
HHMI BioInteractive Class 9–10
Molecular models of DNA replication, Mendel's genetics laws, life processes, and evolution.
PhET Class 9 & 10 Science
Simulate laws of motion, gravitation, ray optics, circuit construction, and balancing chemical reactions.
IIT Virtual Labs (Physical & Chemical)
Advanced simulation experiments in electrostatics, thermodynamics, spectroscopy, and mechanics.
GeoGebra 3D Geometry Suite
Visualise 3D coordinate geometry, line/plane intersections, surface integrations, and vector dot/cross products.
Python Docs & SQLBolt
Comprehensive programming reference and live browser query terminal for CBSE Computer Science and IP students.
CBSE Class 12 Official Sample Papers
Official CBSE Class 12 board sample papers, marking rubrics, and previous years' question banks for all streams.
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