Score
0
Level
1
Best
0
Live Demo 📦

Stack

Tap to drop the block onto the stack!

💀

Game Over

Score
0
Best
0
Level
1
How to Play

Goal

Stack blocks as high as possible. A sliding block moves back and forth — tap to drop it. Any part that overhangs the block below is cut off, making each new block narrower. The game ends when a block misses completely.

Controls

Click or tap anywhere to drop the sliding block.

Alignment Meter

Watch the color bar at the very bottom of the screen — it shows how well-aligned your sliding block is with the top of the stack:

Green zone = perfect alignment. Orange zone = close but not perfect. Red zone = far off target. The white needle tracks the center of your sliding block — drop when it's in the green!

Perfect Placement

When the needle is in the green zone, the block lands with less than 2px of overhang on either side. No cut happens, the block stays full width, and you score 20 pts instead of 10.

Scoring

Normal placement: 10 pts. Perfect placement: 20 pts. Speed increases every 10 blocks.

FAQ

How do I use the alignment meter?

The color bar at the bottom shows where your block will land relative to the top of the stack. Watch the white needle — drop the block when it's over the green zone for a Perfect placement!

What happens when I miss the perfect zone?

The part of the block that sticks out beyond the top block is cut off. The next block you drop will be that narrower width, making it harder over time.

When does the game end?

When the sliding block has zero overlap with the top of the stack — it misses entirely.

Does the speed increase?

Yes — every 10 blocks placed, the sliding speed increases by one level.

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