Automatic Captioning for Accessible Videos
DigCompEdu Competence Area(s)
Digital resources, Empowering learners
Time
Preparation time 5 minutes
Implementation time 25 minutes
Educator Progression Level
Explorer
Target groups
Any
Minimum student digital skill level
Basic
Minimum student language level
A2
🎓 Learning Objectives
Students will be able to:
- Generate captions using an AI subtitle tool and align them with video content.
- Edit auto-generated captions for accuracy and clarity.
- Share captioned videos to improve accessibility for diverse learners
Ingredients
| Item / Resource | Quantity | Purpose |
|---|---|---|
| AI subtitle generator (e.g., Audiorista) | Tool access | Produce auto captions |
| Video file | One per lesson | Content to caption |
| Editing software or built‑in editor | As needed | Refine captions |
Utensils
Computer with internet and an AI captioning service account.
🥣 Preparation – Before Implementation
- Record or select a video lesson.
- Upload the video to the AI captioning tool and generate automatic captions.
🔥 Implementation Steps
- Review the generated captions and correct any errors.
- Download or embed the captioned video for students to view.
- Demonstrate how to turn captions on and off for accessibility.
🧂 Differentiation & Inclusion
- Provide transcripts for learners who prefer reading.
- Offer sign-language interpretation or visual cues for additional support.
🍴 Assessment & Feedback
| Criterion | Excellent | Good | Needs Work |
| Accuracy of captions | Captions match speech and are grammatically correct | Minor errors that do not affect comprehension | Numerous errors hindering comprehension |
| Accessibility use | Learners comfortably use captions and report improved understanding | Learners occasionally use captions | Learners rarely engage with captions |
⚠️ Ethics, Privacy & Safeguarding
- Ensure videos do not contain sensitive personal information.
- Respect copyright when using and sharing video content.
🍱 Extensions / Follow‑Ups
- Create captioned podcasts or audio lessons.
🔗 Cross‑Subject Link
Use in science demonstrations or history documentaries.
References & Resources
AI subtitle generators save time, improve accessibility and increase engagement. Tools like Audiorista auto-generate captions from uploaded video files.