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Tetris: Cadence Stack

Each piece lock plays the next note in your scale. Line clears play chords.

Score0
Lines0
Level1
Best0
StateReady
Next Note
C
Next Piece
On-screen: Left / Right / Rotate / Drop
Keyboard: ← → move • ↑ rotate • ↓ drop • Esc back to modes
Sound starts after your first tap.
Tetris: Cadence Stack
Choose a mode to begin.
If fullscreen doesn’t work here, the iframe needs allowfullscreen.
Leaderboard resets when you refresh.
Leaderboard Mode
Teacher guide:
Single player: children come up one-by-one. After each game, they type a name and it appears on the leaderboard.
Team mode: create two team names. Children play for their team. The leaderboard shows only two rows (one per team) and keeps each team’s best score.
Tip: Team mode is great for quick whole-class competition.
Team mode
Enter two team names. Then players take turns representing their team.
Names can be changed only by refreshing the page.
Leaderboard Mode
After you lose, we’ll save the score and invite the next player (or team).
Great try!
Keep names short so they’re easy to read.
Team score
Only each team’s best score is kept.
Leaderboard
Top scores from this session.
“End session” clears the leaderboard and returns to mode selection.