Original
Teacher broadcast
Speak naturally.
Make space for every voice.
Open a room, share the code, and let your class follow the lesson in the language that helps them learn best.
01 Start your microphone
02 Share the room code
03 Keep teaching
Your live room
Ready when you are.
Room code
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Students can scan the QR code or use the shared student link to join.
Microphone is off. Interrupted recognition will reconnect automatically while broadcasting.
Pauses the mic during playback, then resumes it after a 2-second pause or at the end—only if it was on before playback. Uncheck to prevent automatic mic resuming. Question read-aloud stays off.
Automatic handling follows local videos and the YouTube player below. For another tab or app, use Video Mode manually. Your room and transcript stay intact.
YouTube lesson / translate your caption file
Load a YouTube link and matching English captions to keep students receiving translations during playback. No microphone audio capture or additional paid transcription service is used. Loading a video contacts YouTube.
Caption files stay on this device. With translation enabled, caption text is sent to your classroom and its translation services. Students receive text, not the video. Seeking skips to the new position; skipped sections are not broadcast.
Load a video, attach matching timed captions, enable translation, then press Play.
Play a local lesson video / translate captions
Files stay on this device. Video Mode does not listen to video audio. A matching English WebVTT (.vtt) file can supply translated captions; students do not receive the video.
Lesson chart
Curriculum & audio
Guides key-term detection for this lesson.
Classroom Noise Filter (High/Normal)
Checking whether this browser supports the classroom noise filter…
Live transcript
Waiting
What your class is hearing
Your transcript will appear here when you start speaking.
Copy to Google Docs without downloading. Downloads are generated temporarily on this server and expire after 2 minutes.
Show transcript / manual copy for Google Docs
Click the text, press Ctrl+A inside the box, then Ctrl+C. Paste into Google Docs with Ctrl+V.
Vocabulary
Detected Key Terms
Recognized curriculum terms will appear here as you speak. Pin one to show its definition on every student screen.
Saved vocabulary library
Saved for this site in this browser and device, including your selected preset. Preview and published sites keep separate libraries; nothing syncs to other devices. Clearing browser data removes it. Saving never broadcasts a word.
Loading saved vocabulary…
Student inquiries
Questions from your room
Questions are onMute incoming questions when you need a quiet moment.
Only new questions use the selected language.
Allow optional student names
Desk numbers are optional. Names may appear and be read aloud when enabled; this app does not save them.
Auto-Read Questions Aloud
A chime plays, then an on-device voice reads through this device’s active speakers.
Auto-read is off; new questions stay silent.
Live question feed
Student questions will appear here when the class needs help.