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
Logic
Sudoku
9×9 grid · Medium
Logic
Binary
0s and 1s · balanced rows
Logic
Minefield
Reveal the safe cells; deduce where the mines hide.
Account needed
Logic
Griddler
Reveal a hidden picture using row and column counts.
Account needed
Logic
Light Up
Place lamps to light every white cell.
Account needed
Logic
Hunch
Crack the 4-color code
Account needed
Logic
Stranded
Black out duplicate cells. White cells must stay connected.
Account needed
Logic
Tents
Pitch a tent next to each tree, satisfying row/column counts.
Account needed
Logic
Towers
5×5 skyline · Medium
Spatial
Account needed
Spatial
Bridges
Connect islands with bridges to satisfy each island's number.
Account needed
Spatial
Pipes
Rotate pieces until one connected network forms.
Account needed
Spatial
Planarity
Untangle 12 nodes
Account needed
Spatial
Matchstick Shapes
Move matches to make the shapes
Account needed
Spatial
Glide
Slide the orb. Plan every stop.
Number
Number
2048
Reach 2048
Account needed
Number
Cagework
5×5 cages · Medium
Account needed
Number
Matchsticks Math
Move matches to fix the equation
Memory
Classic
Account needed
Classic
Mahjong
Match the tiles · Turtle layout
Account needed
Classic
Peg Solitaire
Cross board · 33 holes
Account needed
Classic
Chess
Find the winning move
Cards
Account needed
Cards
FreeCell Solitaire
Every deal solvable · clear the four foundations
Account needed
Cards
Spider Solitaire
Build down by suit · 1/2/4-suit difficulty
Account needed
Cards
Klondike Solitaire
The classic solitaire · draw one or three
Account needed
Cards
Pyramid Solitaire
Clear the pyramid · pairs that sum to 13
Account needed
Cards
Yukon Solitaire
Move any group · no stock, all cards in play
Account needed
Cards
Forty Thieves Solitaire
Two decks · build down in suit · one card at a time