EdTech
Equation Photo to LaTeX
Snap an equation and get editable LaTeX
Intermediate12h1
Vision LLMKaTeXNext.js
17/20Handwritten Math Step Checker
Finds the exact step where a handwritten solution went wrong.
Advanced36h2–3 people17/20 fit
Build Handwritten Math Step Checker for high-school students in ~36h with 2–3 people. Stack: Python + Vision LLM + SymPy + React.
Why it wins: Multimodal + symbolic checking = trustworthy.
Build flow
01 · Problem
Students know the answer is wrong but not which step broke.
02 · Solution
Photo of working → steps extracted → each step verified symbolically → wrong step highlighted.
03 · Build
- 1Vision → LaTeX steps
- 2SymPy equivalence checks
- 3Hint generation
- 4Annotated result UI
04 · Demo
Upload a solution with one error → step 3 highlighted red with a hint.
MVP checklist
- Photo upload
- Step extraction
- Symbolic verification
- Hints per step
Tech stack
| Tech | Role | |
|---|---|---|
| Python | Backend / scripting | Backend |
| Vision LLM | Image understanding | AI |
| SymPy | Symbolic math checks | Tool |
| React | Frontend UI | Web |
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