12 Labours of Hercules
A visual novel developed by Minori for the PC.
12 O'Clock High: Bombing the Reich is a flight sim set in World War II.
12-Ji No Kane To Cinderella: Halloween Wedding is a Japanese PSP game by Quinrose.
A Happinet developed Nintendo 3DS romance adventure game based off the manga and anime Age 12
1213: Episode 1 is the first iteration of Ben 'Yahtzee' Croshaw's 1213 series.
An educational maths game for OUYA.
The first entry in the 123 Animal Math series.