Choose Classic, Hard, or Expert, then Start stacking. Difficulty stays fixed during the round.
Tap the board or Drop block when its edges match the dotted guides above your tower.
The overlapping part stays. Overhang is trimmed. Perfect keeps the moving log’s width. Hard logs start 6% narrower than their support; Expert logs start 10% narrower, even after Perfect.
Earn 100 points per landing, plus 50 for Perfect. Stack ten blocks to finish; a complete miss ends the round.
Choose Stack again for a fresh tower. There is no time limit and you can wait for another pass.
Controls
Touch or mouse: tap the board or Drop block.
Keyboard: focus the board and press Space, or use Tab and Enter on the buttons.
The toolbar provides pause, instructions, restart, sound, and fullscreen.
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How to play Mossy Stack
Drop mossy blocks onto a woodland tower. Keep the edges lined up to reach ten layers with room to spare.
Choose Classic, Hard, or Expert, then Start stacking. Difficulty stays fixed during the round.
Tap the board or Drop block when its edges match the dotted guides above your tower.
The overlapping part stays. Overhang is trimmed. Perfect keeps the moving log’s width. Hard logs start 6% narrower than their support; Expert logs start 10% narrower, even after Perfect.
Earn 100 points per landing, plus 50 for Perfect. Stack ten blocks to finish; a complete miss ends the round.
Choose Stack again for a fresh tower. There is no time limit and you can wait for another pass.
Controls
Touch or mouse: tap the board or Drop block.
Keyboard: focus the board and press Space, or use Tab and Enter on the buttons.
The toolbar provides pause, instructions, restart, sound, and fullscreen.
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