| Demo | Gfx | Video | Year | For | Author | City | Party | DC | Ext | Type |
|---|---|---|---|---|---|---|---|---|---|---|
Geometry 1-10 | 1990 | HTTM Eureka | Saransk | 690 | demo | |||||
| Biology 1-8 | 1990 | HTTM Eureka | Saransk | 660 | demo | |||||
| Algebra 1-8 | 1990 | HTTM Eureka | Saransk | 681 | demo | |||||
| Chemistry 1-12 | 1990 | HTTM Eureka | Saransk | 683 | demo | |||||
| Deutsch 1-5 | 1990 | HTTM Eureka | Saransk | 670 | demo | |||||
| Geography 1-6 | 1990 | HTTM Eureka | Saransk | 686 | demo | |||||
| History 1-5 | 1990 | HTTM Eureka | Saransk | 640 | demo | |||||
| Matematika 5-7 | 1990 | HTTM Eureka | Saransk | 693 | demo | |||||
| Physics 1-18 | 1990 | HTTM Eureka | Saransk | 648 | demo | |||||
| Russian language 1-20 | 1990 | HTTM Eureka | Saransk | 674 | demo |
