| Demo | Gfx | Video | Year | For | Author | City | Party | DC | Ext | Type |
|---|---|---|---|---|---|---|---|---|---|---|
Geometry 1-10 |  | 1990 | HTTM Eureka | Saransk | 785 | demo | ||||
| Biology 1-8 |  | 1990 | HTTM Eureka | Saransk | 746 | demo | ||||
| Algebra 1-8 |  | 1990 | HTTM Eureka | Saransk | 773 | demo | ||||
| Chemistry 1-12 |  | 1990 | HTTM Eureka | Saransk | 775 | demo | ||||
| Deutsch 1-5 |  | 1990 | HTTM Eureka | Saransk | 760 | demo | ||||
| Geography 1-6 |  | 1990 | HTTM Eureka | Saransk | 773 | demo | ||||
| History 1-5 |  | 1990 | HTTM Eureka | Saransk | 727 | demo | ||||
| Matematika 5-7 |   | 1990 | HTTM Eureka | Saransk | 795 | demo | ||||
| Physics 1-18 |  | 1990 | HTTM Eureka | Saransk | 748 | demo | ||||
| Russian language 1-20 |    | 1990 | HTTM Eureka | Saransk | 786 | demo |
