Word Search: Complete a puzzle on Easy difficulty.

Word Search: Complete a puzzle on Hard difficulty.

Polyfill: Reach a score of 2,000 in a single puzzle.

Word Search: Reach a maximum combo multiplier of 5.

Polyfill: Finish a hard difficulty level.

Block Puzzle: Complete your first puzzle.

Block Puzzle: Clear 2 lines simultaneously.

Block Puzzle: Clear 4 lines at the exact same time.

Reach player level 25.

Reach player level 10.

Block Puzzle: Reach a score of 10,000.

One Line: Finish a hard difficulty level.

Complete your first Daily Challenge.

Complete 7 Daily Challenges.

Sudoku: Complete your first puzzle.

Complete 15 Daily Challenges.

Sudoku: Complete a Hard difficulty puzzle.

Sudoku: Complete a Hard difficulty puzzle in less than 5 minutes.

2048: Successfully reach the 2048 tile.

2048: Reach the 256 tile for the first time.

2048: Go beyond the limit and reach the 4096 tile.

Nonogram: Complete your first puzzle.

Nonogram: Complete a Hard difficulty puzzle in less than 3 minutes.

Nonogram: Complete a Hard difficulty puzzle.

Minesweeper: Clear your first grid.

Minesweeper: Complete a grid without placing any flags.

Unblock Me: Clear your first grid.

Minesweeper: Complete a Hard difficulty grid in less than 3 minutes.

Unblock Me: Complete a Hard difficulty grid.

Unblock Me: Complete a Hard difficulty grid in less than 1 minute.

Dots Connect: Complete your first puzzle.

Dots Connect: Finish a hard difficulty level.

Dots Connect: Complete a hard level without any incorrect lines.

One Line: Complete your very first grid.

One Line: Finish a hard level without making any mistakes.

Number Sums: Complete your first level.

Number Sums: Complete a Hard mode level in less than 90 seconds without losing a life.

Number Sums: Complete a level on Hard mode.

Shikaku: Complete your very first grid.

Shikaku: Solve a hard level in less than 40 seconds.

Shikaku: Finish a hard difficulty level.

Arrow: Finish a hard difficulty level.

Arrow: Complete your very first grid.

Arrow: Solve a hard level in less than 30 seconds without losing a life.

Color Tap: Reach a score of 200.

Color Tap: Complete your very first game.

Color Tap: Reach a score of 600.

Color Sort: Finish a hard difficulty level.

Color Sort: Complete your very first game.

Color Sort: Solve a hard level in less than 35 seconds.

Polyfill: Solve a hard level in less than 45 seconds.

Gradient Puzzle: Finish a hard difficulty level.

Gradient Puzzle: Complete your very first game.

Gradient Puzzle: Solve a hard level in less than 5 minutes.

Path Slide: Complete your very first level.

Path Slide: Complete a Hard level using the exact minimum number of moves.

Path Slide: Complete a level on Hard difficulty.