| Combien? | 1983 | unknown / mysterious French 10 | pencils, ink | Game or puzzle | 1 | France | 3 |
| Les flèches | 1983 | unknown / mysterious French 10 | pencils, ink | Game or puzzle | 1 | France | 2 |
| Les ballons | 1983 | unknown / mysterious French 10 | pencils, ink | Game or puzzle | 1 | France | 2 |
| Les âges... | 1983 | unknown / mysterious French 10 | pencils, ink | Game or puzzle | 1 | France | 2 |
| À chacun son invention | 1983 | unknown / mysterious French 10 | pencils, ink | Game or puzzle | 1 | France | 2 |
| Chacun chez soi | 1983 | unknown / mysterious French 10 | pencils, ink | Game or puzzle | 1 | France | 2 |
| Les notes | 1983 | unknown / mysterious French 10 | pencils, ink | Game or puzzle | 1 | France | 2 |
| Lequel ? | 1983 | unknown / mysterious French 10 | pencils, ink | Game or puzzle | 1 | France | 2 |
| Le mot caché | 1984 | unknown / mysterious French 10 | pencils, ink | Game or puzzle | 1 | France | 2 |
| En commun | 1984 | unknown / mysterious French 10 | pencils, ink | Game or puzzle | 1 | France | 2 |
| Le message | 1985 | unknown / mysterious French 10 | pencils, ink | Game or puzzle | 1 | France | 2 |
| Les héros | 1985 | unknown / mysterious French 10 | pencils, ink | Game or puzzle | 1 | France | 2 |
| Les anneaux | 1986 | unknown / mysterious French 10 | pencils, ink | Game or puzzle | 1 | France | 2 |
| Le négatif | 1986 | unknown / mysterious French 10 | pencils, ink | Game or puzzle | 1 | France | 2 |
| Les flèches | 1986 | unknown / mysterious French 10 | pencils, ink | Game or puzzle | 1 | France | 2 |
| Les dominos | 1983 | unknown / mysterious French 10 | pencils, ink | Game or puzzle | 1 | France | 2 |
| Les capitales | 1983 | unknown / mysterious French 10 | pencils, ink | Game or puzzle | 1 | France | 2 |
| Quoi ?!... | 1983 | unknown / mysterious French 10 | pencils, ink | Game or puzzle | <1 | France | 2 |
| L'erreur | 1983 | unknown / mysterious French 10 | pencils, ink | Game or puzzle | <1 | France | 2 |
| Pour les forts | 1986 | unknown / mysterious French 10 | pencils, ink | Game or puzzle | 1 | France | 2 |
| Laquelle ?... | 1986 | unknown / mysterious French 10 | pencils, ink | Game or puzzle | 1 | France | 2 |