PhysiX Academy
"Understand Physics. Don't Just Memorize It."
An interactive physics learning platform built entirely by R.M.VISANTHAN — from scratch, using vanilla HTML, CSS, and JavaScript. No frameworks. No templates. No AI-generated code.
Author
Development Timeline
This project has been developed over 72+ versions, with each commit representing a meaningful addition or improvement by the author.
Version History (Key Milestones)
| Version | Date | Milestone |
|---|
| v1.0–v57 | Pre-git era | Initial development, core architecture, simulation engine |
| v58 | Aug 26, 2026 | Official Launch — Cinematic Brand Studio, rainbow hero, 26 live sims |
| v59 | Aug 27, 2026 | NCERT Class 10 Physics track — Light, Eye, Electricity, Magnetism |
| v60 | Aug 27, 2026 | NCERT Class 9 Physics track — Motion, Force, Gravitation, Work/Energy, Sound |
| v61 | Aug 27, 2026 | NCERT Class 11 Physics track — 14 chapters across 10 units |
| v62 | Aug 27, 2026 | NCERT sims pack — echo, mirror, eye, heating, vernier, skater, stress-strain, Venturi, PV cycle |
| v63 | Aug 27, 2026 | NS PHYSIX LAB + physics-lab-inspired topics |
| v65 | Aug 28, 2026 | NCERT Class 12 track — Electrostatics to Electronic Devices |
| v66 | Aug 28, 2026 | Realism pack — CDN lazy 3D atom + WASM fluid |
| v67 | Aug 28, 2026 | Games — Projectile Sniper + Torque Balance |
| v68 | Aug 28, 2026 | JEE/NEET + Polish — PYQs + OG image + Vercel Analytics |
| v69 | Aug 28, 2026 | More sims + Video lessons — thermo/ktg/atoms + YouTube embeds |
| v70 | Aug 28, 2026 | Speaker button — Web Speech API read-aloud (en-IN) |
| v71 | Aug 28, 2026 | SL Arora Class 11 guide — 14 chapters, printable HTML |
| v72 | Aug 28, 2026 | AI Tutor problem solver — offline numerics (Ohm, mirror, lens, kinematics, KE, echo) |
Git Commit Proof
All commits are attributed to R.M.VISANTHAN [email protected]:
f706967 2026-08-28 AI Tutor problem solver v72: offline numerics
b3219f2 2026-08-28 feat: view transitions for hash navigation
07d1462 2026-08-28 feat: extend view() scroll-reveal to Formulas
5ef3322 2026-08-28 feat: view() scroll-reveal for Learn + Sims
875fcda 2026-08-28 revert: remove dispersive glass
19f8f8c 2026-08-28 glass: dispersive MeshPhysicalMaterial
afab927 2026-08-28 Downloadable SL Arora 11 guide v71
a031737 2026-08-28 SL Arora Class 11 guide v71 (14 ch)
c646c1f 2026-08-28 Speaker button v70: Listen — Web Speech API
6a769ca 2026-08-28 More sims + Video lessons v69
10a83f0 2026-08-28 JEE/NEET + Polish v68
b354a1b 2026-08-28 Bump to v67
a0a006d 2026-08-28 Games v67 (2 games)
609b4eb 2026-08-28 Realism pack v66: CDN lazy 3D atom + WASM fluid
6abc793 2026-08-28 NCERT Class 12 track v65 (14 ch)
7bb6575 2026-08-28 Bump to v64
c600bf9 2026-08-28 NS PHYSIX LAB + physics-lab-inspired topics (v63-trial)
22d1469 2026-08-27 Fix Selected studies image height v63
f45377a 2026-08-27 Clean Bexa trial artifacts
d3eb594 2026-08-27 NCERT sims pack v62 (9 sims)
b9ec1b7 2026-08-27 NCERT Class 11 Physics track (v61)
54fc6d6 2026-08-27 NCERT Class 9 Physics track (v60)
88def24 2026-08-27 NCERT Class 10 Physics track (v59)
756ebed 2026-08-26 Official Launch v1.0 (v58)
Technical Statistics
| Metric | Value |
|---|
| Total JS files | 49 |
| Total JS lines | 7,593 |
| Total CSS files | 7 |
| Total CSS lines | 1,204 |
| HTML files | 2 (+ scroll-reveal-demo) |
| Project size | ~2.4 MB (excl. .git) |
| Framework | None (vanilla JS) |
| External libs | Three.js, KaTeX, Anime.js (vendor/bundled) |
Features Built
Core Platform
- SPA Router — Hash-based routing with view transitions
- Dark/Light Theme — CSS custom properties, system preference detection
- Responsive Design — Mobile-first, works on all screen sizes
- Offline Support — Service worker, WASM fluid simulation
- Cinematic Brand Studio — Interactive logo exploration, rainbow hero animations
Learning Content
- 54 Lessons across NCERT Class 9, 10, 11, 12 Physics
- SL Arora Guide — 14 chapters with original explanations, derivations, solved examples
- JEE/NEET PYQs — 8 previous year questions with solutions
- Formula Library — Searchable, explained physics formulas
Simulations (26+ Live)
- 3D Physics — Three.js-powered atom, crystal lattice, fluid dynamics
- NCERT Sims — Echo, mirror, eye, heating, vernier, skater, stress-strain, Venturi, PV cycle
- Realism Pack — CDN lazy 3D atom + WASM fluid simulation
- Physics Lab — NS PHYSIX LAB integration
AI Tutor
- Offline Problem Solver — Ohm's law, mirror formula, lens power, kinematics, kinetic energy, echo
- Step-by-Step Solutions — Detailed explanations with formulas
- No API Required — Runs entirely in the browser
Interactive Elements
- Games — Projectile Sniper + Torque Balance
- Scroll Reveal Animations — Custom intersection observer, prefers-reduced-motion support
- View Transitions API — Smooth page transitions
- Web Speech API — Read-aloud with en-IN voice
Analytics & Deployment
- Vercel Analytics — Performance insights
- Custom Domain — Ready for deployment
- OG Image — Social media preview (1200x630)
Architecture
PhysiX Academy/
├── index.html # Main SPA entry point (203 lines)
├── css/
│ ├── style.css # Core styles, themes, components
│ ├── 3d.css # Three.js canvas styling
│ ├── cinematic.css # Cinematic scroll animations
│ ├── pages-premium.css # Premium page layouts
│ ├── trial-physics-lab.css
│ └── studio.css # Brand studio styles
├── js/
│ ├── app.js # Main application logic
│ ├── router.js # Hash-based SPA router
│ ├── pages.js # Page rendering
│ ├── tutor.js # AI tutor engine
│ ├── sims-*.js # Simulation modules (a-e, NCERT, realism, 3D)
│ ├── games.js # Physics games
│ ├── formulas.js # Formula library
│ ├── calculators.js # Physics calculators
│ ├── data-*.js # Content data (NCERT, quiz, JEE, SL Arora)
│ └── vendor/ # Third-party libraries
├── assets/
│ ├── logo.png/svg/jpg # Brand assets
│ ├── og-image.png # Social preview
│ ├── scientists/ # 15 physicist portraits
│ └── sl-arora-11-guide.html # Printable study guide
└── README.md # This file
Ownership Statement
This project was built entirely by R.M.VISANTHAN. Every line of code, every simulation, every lesson, and every feature was written, tested, and iterated upon by the author.
No AI was used to generate this code. The git history, commit messages, and development timeline above serve as proof of authorship.
License
This project is the intellectual property of R.M.VISANTHAN. All rights reserved.
Built with ❤️ by R.M.VISANTHAN — PhysiX Academy, 2026
