AI lesson videos
Narrated lesson videos, without recording a thing.
Knola turns your lesson slides into a narrated video. Check the script slide by slide, choose the voice, and publish it to the lesson. No camera, no microphone.
Live from Knola · updated daily
- slides made
- 5,600+
- courses built
- 1,200+
“Knola fits that need: it turns notes, recordings, or rough ideas into structured, editable courses with modules, lessons, slides, and narrated video.”
Doc PalmereSpace VoyageHow it works
From slides to video in four steps.
- 01
Start with the slides
Use the presentation Knola built for the lesson, or one you made. Change the theme, the colours or any slide first.

- 02
Check what the narrator says
Every slide has its own script. Change any line. Your edits also update the slide’s speaker notes.

- 03
Choose the voice
Pick a voice and listen to a free preview, with your slides, before you make the video.

- 04
Make it and publish
Knola makes the video, with captions, in minutes. Leave the page and we email you. Then publish it to the lesson.





The voice
A voice you choose. Or your own.
Choose from Knola’s voices and hear a free preview first. If you have an ElevenLabs account, add your own API key and use your cloned voice, so every lesson sounds like you.
- The free preview plays your slides and script in that voice
- Your own ElevenLabs voice uses no Knola credits
- Captions come with every video

In the lesson
One click, and students are watching.
Publish the video to its lesson. Students watch it first, then can flick through the slides or read the written lesson, at their own pace.



Free · about 10 seconds
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FAQ
A few things you might be wondering.
Do I need to record anything?
No. Knola narrates your slides with an AI voice, so there is no camera or microphone. If you would rather record yourself, you can present the slides with the speaker notes and upload your own video instead.
How long does a video take to make?
Minutes. You can leave the page while Knola makes it, and you get an email when the video is ready.
Can I use my own voice?
Yes, through your own ElevenLabs account. Add your ElevenLabs API key and choose your cloned voice. Knola does not clone voices itself.
Can I change the video later?
Yes. Change the script or a slide, then update the video. Students keep the version you published until you publish the new one.
Does the video have captions?
Yes. Videos are made with captions, and students can also follow the slides and the written lesson.
Your teaching, on screen.
Build the slides, check the script, choose the voice. Knola makes the video.
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