Stack Shuttle

Move one top piece at a time. A smaller piece can sit only on a wider piece. Bring every piece to the flag dock.

No timer. Undo, a new arrangement, and a small example are always here.

First stack preview

A · left

B · middle

C · right ⚑ Target

Stack Shuttle did not open.

The route back to all games is still here.

Move the top piece. Smaller pieces sit on wider pieces. Any piece can use an empty dock.

⚑ Target flag

Choose a dock, then choose where its top piece goes.

SET COMPLETE

No moves to undo.

Dock A

Dock B ⚑ Target

Dock C

Piece 2 cannot land on smaller piece 1.

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Games/Stack Shuttle

Game guide

Move top pieces between three docks to build the stack at the marked dock.

Suggested age: Ages 6–10
Practice: Planning and revising a sequence of legal stack transfers
Pace: Untimed; two three-piece puzzles, then an optional two-puzzle four-piece set.
Controls: Keyboard, Touch
Reading: Short instructions and choice labels
Instruction help: A replayable four-frame two-piece example and an optional current-state one-move hint. Spoken instructions are not included.

Choose a dock's top piece, then choose To A, To B, or To C. Smaller pieces may sit only on wider pieces. Bring every piece to the flag dock.

A grown-up can read the first instruction and model one choice.

Spoken prompts are not available, so prereaders may need the first instruction read aloud.

Detailed access information

Keyboard: Every core action uses a labelled native button.
Touch: Every core action uses a large touch control.
Screen reader: Instructions, choices, feedback, and progress are exposed as text. Manual screen-reader testing remains pending.
Timing: Untimed. Feedback waits for the player to continue.
Motion: Decorative motion is removed when reduced motion is requested.
Sound: No sound is required.

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