Live quizzes your whole class plays
Turn any lesson into a game. Build quizzes, polls and word clouds, and your students join from any phone: no app, up to 300 players. Try it free, no signup.
Free for up to 300 students · works on any device
Which planet has the tallest volcano?
Sign up to save & present
Try it, then make it yours
Build it free
Open the real editor and create up to three slides: quizzes, polls, word clouds and more. No signup, no card.
Save in one click
Create a free account when you're ready. Your deck comes with you; there's nothing to rebuild.
Present live
Share a join code and the room answers from any phone, live, for up to 300 players.
Every format a lesson needs
Scored quizzes to check understanding, polls and scales to read the room, word clouds and Q&A to hear every voice. One deck, over 20 formats, all free to build.
Quiz
- Multiple choice
- True / False
- Type answer
- Guess the number
- Image choice
- Multi-select
- Put in order
Poll & scale
- Poll
- Rating scale
- Ranking
- Allocate points
- This or that
- Numbers
Open
- Word cloud
- Open text
- Q&A
Visual & fun
- Pin on image
- 2×2 grid
- Spin the wheel
- Emoji reactions
Quack for teachers FAQ
Is it free for teachers?
Yes. Building decks and running live sessions is free for up to 300 students per session, with no credit card; a free account just lets you save your decks and present.
Do students need an app or account?
No. Students join in any phone or laptop browser by scanning a QR code or typing a 6-digit PIN. No app, no account, no personal data.
Can I try it without signing up?
Yes. The editor opens straight away and lets you build up to three slides. Create a free account when you're ready to save or present. Your work carries over.
What can I build for class?
Multiple choice, true/false, type-the-answer and more for scored quizzes, plus polls, rating scales, word clouds, open text and Q&A for discussion.
How many students can join?
Up to 300 in a single live session: enough for a lecture hall, each joining from their own phone.
Your next room is waiting.
Free to start. Build your first deck in minutes and present it today.