Solve logic puzzles by filling white squares with triangles to form rectangles. Each black square with a number must have that many adjacent triangles. Adjust puzzle difficulty and track progress across multiple games.
Solve logic puzzles by eliminating numbers in a grid. Ensure no repeated numbers in rows or columns. Prevent filled cells from being adjacent horizontally or vertically. Connect remaining cells in a single continuous shape.
Learn through step-by-step lessons from a world-champion AI tutor. Practice with six sparring partners of varying difficulty. Play games without hints against AI opponents rated nearly world-champion level.
Tap squares to reveal hidden pictures and guess the object, food, or animal. Complete levels with increasing difficulty. Use hints when stuck. Earn coins based on the number of squares removed.
With the same number to create higher-level . Plan moves carefully as different numbers cannot be combined. Choose from 6 colorful designs. Unlock magical transformations through strategic merging.
Othello with customizable rules including no-entry squares and XOT-style variations. Challenge AI opponents with adaptive difficulty. Compete against friends or family in turn-based matches. Track game progress and review move history.