🎯 What is this puzzle?

This is a digital version of the popular wooden calendar puzzle. The goal is to arrange 8 unique puzzle pieces to display any date throughout the year, leaving only the target month and day visible.

🎮 How to play

• Select pieces: Click on any piece in the right panel to select it
• Rotate pieces: Use the ↻ button to rotate pieces in 90° increments
• Flip pieces: Use the ⇄ button to flip pieces horizontally
• Place pieces: Click on the board to place the selected piece
• Remove pieces: Right-click any placed piece to remove it
• Undo moves: Use the ↶ Undo button to reverse your last action

🤖 AI Features

• 🎯 AI Cheat: Get strategic help by having AI place 1-3 pieces for you
• 🧠 AI Solve: Let AI solve the entire puzzle with step-by-step animation

🏆 Challenge yourself

Each date presents a unique puzzle configuration. Some dates are easier than others, making this a perfect daily brain teaser. The puzzle automatically saves your progress, so you can return to finish later.

📱 Mobile friendly

This puzzle is optimized for both desktop and mobile devices. On mobile, tap to select pieces, tap the board to place them, and long-press to remove pieces.

🔔 Daily Notifications

Never miss a daily puzzle! Enable notifications to get reminded when new puzzles are available.

📱 Install as App

Add vanfam puzzle to your home screen for the best experience:

• 📱 iOS/iPad: Tap Share button → "Add to Home Screen"
• 🤖 Android: Tap menu → "Install app" or "Add to Home screen"
• 💻 Desktop: Look for install icon in address bar

🔧 Technical features

• Auto-save: Your progress is automatically saved and restored
• Responsive design: Works on all screen sizes
• Cloud-powered AI: Advanced AI assistance when you need it
• Fast & reliable: Built with modern web technologies
• Global CDN: Fast loading worldwide