| Demo | Gfx | Video | Year | For | Author | City | Party | DC | Ext | Type |
|---|---|---|---|---|---|---|---|---|---|---|
Geometry 1-10 | 1990 | HTTM Eureka | Saransk | 687 | demo | |||||
| Biology 1-8 | 1990 | HTTM Eureka | Saransk | 657 | demo | |||||
| Algebra 1-8 | 1990 | HTTM Eureka | Saransk | 678 | demo | |||||
| Chemistry 1-12 | 1990 | HTTM Eureka | Saransk | 680 | demo | |||||
| Deutsch 1-5 | 1990 | HTTM Eureka | Saransk | 667 | demo | |||||
| Geography 1-6 | 1990 | HTTM Eureka | Saransk | 683 | demo | |||||
| History 1-5 | 1990 | HTTM Eureka | Saransk | 637 | demo | |||||
| Matematika 5-7 | 1990 | HTTM Eureka | Saransk | 690 | demo | |||||
| Physics 1-18 | 1990 | HTTM Eureka | Saransk | 645 | demo | |||||
| Russian language 1-20 | 1990 | HTTM Eureka | Saransk | 671 | demo |
