Tile Shift · 3 MIN READ
Tile Shift: plan the empty square, then move the tile
A two-move example shows why the blank is your route through the board, and how a small plan prevents unhelpful back-and-forth slides.
Arrange eight numbered tiles on a three-by-three board. Every move trades a tile with the empty square, so the route matters as much as the destination.
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Your counters describe this puzzle only. Take as much time as you like.
A two-move example shows why the blank is your route through the board, and how a small plan prevents unhelpful back-and-forth slides.
Use a four-move loop to understand how tiles circulate, then distinguish a useful boundary from restrictions that leave too little room to work.