This is a collection of some well known riddles. You can play "8 Queens", "Knight's tour", "Solo" and "Lights". For all games variations are offered and you can also computer search for a solution.

1. Klik tombol unduh ke Halaman Pengunduhan.

2. Untuk File APK Normal, Anda dapat langsung mengunduh file, atau Anda dapat memilih unduh cepat file dengan Installer kami.

3. Untuk file khusus seperti XAPK atau BAPK, Anda harus memilih download cepat file tersebut dengan Installer kami.

4. Ketika Anda selesai mengunduh file, Anda harus mengizinkan ponsel Anda menginstal file dari sumber yang tidak dikenal.

v1.91
- Added Lights Out

v1.9
- Added support for triangular and diagonal moves in Solo
- On-board buttons (Undo, Restart, Solve)
- A message appears when no more moves are left

v1.62
- Changed icon
- Fixed Solo custom boards bug

v1.6
- New scores screen.
- Better support of larger screens.
- One new Solo theme.
- Option for displaying connecting lines in Knight's tour.

v1.5
New puzzle selector

v1.4
Solo: Added custom boards feature. User can create and solve her own boards.