Sudoku is a logic-based number-placement puzzle.
Einstein's Zebra is a easy to learn logic game based on deduction.
It's easy to start, but it's hard to get 10. Just enjoy this amusing game!
Train your brain by solving interesting riddles!
Connect the rings of the same color and cover the entire board with pipes.
Move the tiles to solve. Compete with friends to know who is faster and smarter.