Programs written or published by Retz
| Name | Version | Updated | Category |
|---|---|---|---|
| Labyrinthe d'Anglomania II | 01.01.1990 | Languages - French | |
| Géométrie Confirmé | 01.01.1990 | Maths - Learning | |
| Le Labyrinthe aux Cent Calculs | 01.01.1989 | Maths - Learning | |
| Labyrinthe d'Errare | 01.01.1989 | Languages - French | |
| Le Labyrinthe d'Orthophus | 01.01.1989 | Education - Reading | |
| Le Labyrinthe aux Mille Calculs | 01.01.1989 | Maths - Learning | |
| Labyrinthe de la Reine des Ombres | 01.01.1991 | Languages - French |