AI Physics
DSE Physics · Handwritten formula OCR · PhET simulations · SBA report assistant
HK-tuned AI Physics platform covering DSE mechanics, thermal, electromagnetism, waves & optics, atomic physics. Students photograph handwritten equations; OCR recognises + AI step-by-step solves with concept-level error tagging. Built-in PhET interactive simulations from University of Colorado. Auto-grading for SBA experiment reports aligned with HKEAA Paper 1A/1B/2 marking criteria.
DSE Physics aligned · Handwritten formula OCR · PhET experiments · SBA report AI
AI Physics marking demo
Student photographs handwritten equation → OCR recognises → AI step-by-step solution + concept error tagging
- Real-time handwritten formula grading
- PhET interactive experiments embedded
- SBA experiment report AI assistant
Practice items on ESSAi are AI-generated or ESSAi-authored in exam formats (for example DSE / TSA / HKAT format), with reference to the EDB curriculum. They are not HKEAA examination papers, sample papers, practice papers or marking schemes, and are not original exercises from any textbook or commercial assessment publisher. See our Copyright Notice. Copyright Notice
Physics teacher pain · ESSAi solution
DSE Physics problems require multi-step working AND handwritten equation recognition; generic AI can't handle both
ESSAi OCR for handwritten formulas + step-by-step AI solver + concept-level error tagging (force decomposition, unit conversion, vector direction). HKEAA Paper 1 marking aligned.
Lab time is limited; students can't physically run every DSE SBA experiment
Built-in PhET simulations from University of Colorado — circuits, mechanics, waves, optics, magnetism. Students re-run 24/7.
Marking 30 SBA reports takes 2 evenings — checking error analysis, units, sig figs
AI auto-grades SBA reports — flags error analysis gaps, unit confusion, significant figures, conclusion logic. Aligned with HKEAA SBA marking. Teacher final review only.
Core features
Handwritten formula OCR + step-by-step solution
Students photograph handwritten equations; AI recognises + walks through each step, flagging concept errors (force decomposition, unit conversion, vector direction).
PhET interactive simulations
University of Colorado PhET physics simulations embedded in ESSAi self-study — circuits, mechanics, waves, optics, magnetism covering all DSE topics.
SBA report AI assistant
Upload report PDF / photo; AI flags error analysis gaps, units, sig figs, experimental procedure logic. HKEAA SBA marking aligned.
AI-generated · DSE-format practice training
AI-generated · DSE-format Paper 1 / Paper 2 practice pre-loaded in ESSAi question bank; AI generates similar-style items based on student weakness profile.
AI Learning Companion · 24/7
Students ask Physics questions; AI doesn't directly give answers — guides step-by-step thinking per DSE syllabus, with images and video explanation.
Three steps
Teacher assigns DSE Physics practice
Pick AI-generated · DSE-format practice / school-based exercises → assign to S4-S6 classes.
Students photograph handwritten answers
OCR recognises equations → AI marks in real time + flags concept gaps.
Teacher reviews class-level analysis
Which questions did everyone miss? Which concepts need re-teaching? Dashboard breaks down by question.
DSE Physics topic coverage
S3
Bridging to senior secondary · Force, energy, basic circuits
5 topics · aligned to HKEAA / EDB curriculum
ESSAi Physics aligned to HKEAA Paper 1A/1B/2 marking criteria · Photo-to-grade in seconds · PhET integrated
“The OCR on handwritten physics formulas is uncannily good — students photograph and AI marks instantly, even flagging when their unit calculations are wrong. SBA report marking saves me 5 hours per week.”
— HK secondary physics head