Chess vs AI
Play chess against a minimax AI. You are White.
Helicopter Hover Trainer
Hold a helicopter steady over a landing pad with collective, tilt, wind correction, and gusts.
Cargo Ship Canal
Guide a container ship through a narrow canal using throttle, reverse, rudder, and bow thruster.
Flight Landing Simulator
Land a passenger aircraft with pitch, throttle, flaps, landing gear, wind, and runway distance.
Ship Docking Simulator
Dock a heavy ship with throttle, rudder, bow thruster, wind, and harbor current.
Tetris
Stack falling blocks to clear lines and score points.
2048
Slide tiles to combine numbers and reach 2048.
Stock Market Simulator
Trade 5 virtual stocks with $10,000 over 30 days. Maximize your portfolio!
Flappy Bird
Tap to fly through pipe obstacles. Don't fall!
Sudoku
Fill the 9×9 grid — every row, column, and box contains 1–9.
Pong
Classic Pong — player vs AI. First to 11 wins.
Breakout
Classic brick-breaker. Smash all bricks with your paddle and ball!
Crypto Price Quiz
Guess if Bitcoin went UP or DOWN — real historical BTC data from 2020–2024.
Snake
Eat apples to grow — but don't hit the walls or yourself.
Crypto Trivia
20 questions on Bitcoin, blockchain, DeFi, NFTs & mining. 15-sec timer each!
Connect Four
Drop pieces to get 4-in-a-row. Play against a minimax AI.
Korean Wordle
Guess the daily Korean word in 6 tries with color hints.
Budget Challenge
Manage a $3,000/mo budget for 12 months. Reach $10,000 savings goal!
Reaction Time Test
Click when green — measure your reaction time over 5 rounds.
Color Match
Match colors against the clock — 3 modes including Stroop Test.
Math Speed Quiz
Solve random math problems in 30 seconds. Easy / Medium / Hard.
Number Puzzle
Slide tiles to arrange numbers 1–15 in order — the classic 15-puzzle.
Simon Says
Memorize and repeat the growing color sequence.
Typing Speed Test
Measure your WPM and accuracy in English or Korean.
Tic Tac Toe
Play X vs O against an unbeatable minimax AI. Can you draw?
Maze Runner
Navigate a randomly generated maze to reach the exit. 3 difficulty levels.
Hangman (Korean)
Guess the hidden Korean word before the hangman is complete.
Memory Card
Flip cards and find all matching pairs.
Bubble Shooter
Aim and shoot bubbles to match 3+ of the same color. Pop them all!
Word Search
Find 8 hidden English words in a 10×10 grid. All 8 directions.
Minesweeper
Clear the board without hitting any mines.