Shell Game
Set the number of cups and prizes
Win probability: 1/3 (33%)
• Flip cups one by one to find the prizes
• Game ends when all cups are revealed
What is Shell Game?
Shell Game is a classic luck-based game where you flip cups to find hidden prizes (balls). After the cups are shuffled, reveal them one by one to find the prizes. You can set the number of cups (3-10) and prizes for adjustable difficulty. Take turns with friends and compete to see who finds prizes faster with fewer attempts. Watch the cups flip with realistic 3D animation effects.
Win Probability Chart
| Cups | 1 Prize | 2 Prizes | 3 Prizes |
|---|---|---|---|
| 3 cups | 33% | 67% | - |
| 5 cups | 20% | 40% | 60% |
| 10 cups | 10% | 20% | 30% |
Game Tips
- Try to follow the cup with the ball while shuffling
- The shuffle is fast, so focus is key
- More prizes = easier; more cups = harder
- Check your stats for total plays and prizes found
Frequently Asked Questions
Can I win by tracking the cups visually?▼
The shuffle is fast with multiple exchanges, making it difficult to track perfectly. Some luck is always involved in this game.
How is win probability calculated?▼
The probability of finding a prize on your first pick is (number of prizes / number of cups). For example, with 5 cups and 1 prize, the first-try probability is 20%.
Are my game stats saved?▼
Current session statistics (total plays, prizes found) are displayed on screen. Refreshing the page will reset the stats.
What is the Shell Game?
The Shell Game, also known as the Cup Game or Thimblerig, is a classic guessing game. A ball is hidden under one of the cups, which are then shuffled. Your goal is to guess which cup the ball is under. Customize the number of cups (3-10) and prizes to adjust difficulty.