Puzzle library
Games for every kind of break
Choose a short challenge by the kind of thinking you want to practice: logic, memory, numbers, space, or cards.
Logic
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Logic
Sudoku
9×9 grid · Medium
Logic
Binary
0s and 1s · balanced rows
Logic
Minefield
Reveal the safe cells; deduce where the mines hide.
Logic
Griddler
Reveal a hidden picture using row and column counts.
Logic
Light Up
Place lamps to light every white cell.
Logic
Hunch
Crack the 4-color code
Logic
Stranded
Black out duplicate cells. White cells must stay connected.
Logic
Tents
Pitch a tent next to each tree, satisfying row/column counts.
Logic
Towers
5×5 skyline · Medium
Spatial
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Spatial
Bridges
Connect islands with bridges to satisfy each island's number.
Spatial
Pipes
Rotate pieces until one connected network forms.
Spatial
Planarity
Untangle 12 nodes
Spatial
Matchstick Shapes
Move matches to make the shapes
Spatial
Glide
Slide the orb. Plan every stop.
Number
Memory
Classic
Cards
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Cards
FreeCell Solitaire
Every deal solvable · clear the four foundations
Cards
Spider Solitaire
Build down by suit · 1/2/4-suit difficulty
Cards
Klondike Solitaire
The classic solitaire · draw one or three
Cards
Pyramid Solitaire
Clear the pyramid · pairs that sum to 13
Cards
Yukon Solitaire
Move any group · no stock, all cards in play
Cards
Forty Thieves Solitaire
Two decks · build down in suit · one card at a time