Enjoy this puzzle which was used to train KGB agents 50+ years ago..
Try this entertaining app for checking the level of observation and patience. It's here to train your brain, or just for fun. Please send us you ideas and we will make the game even better. Thanks!August 28, 2025
August 27, 2025
August 27, 2025
August 27, 2025
August 26, 2025
August 25, 2025
August 25, 2025
August 25, 2025
August 24, 2025
August 24, 2025