| 38344 | Didaktik Kompakt - Úvodná disketa | ZX-Spectrum 48K | Slovak |
| 38437 | Didaktik M - Úvodná kazeta | ZX-Spectrum 48K | Slovak |
| 28222 | Didaktik M: Hardware | ZX-Spectrum 48K | Slovak |
| 28223 | Didaktik M: Klávesnica | ZX-Spectrum 48K | Slovak |
| 28224 | Didaktik M: Ukážky grafiky a zvuku | ZX-Spectrum 48K | Slovak |
| 21042 | Dieta Cientifica | ZX-Spectrum 48K | Spanish |
| 20680 | Dieta y Salud | ZX-Spectrum 48K | Spanish |
| 9065 | Digestivo | ZX-Spectrum 48K | Spanish |
| 42552 | Digital | ZX-Spectrum 16K | English |
| 19658 | Digital Electronics | ZX-Spectrum 48K | English |
| 42230 | Dinamica | ZX-Spectrum 16K | Spanish |
| 34928 | DinoSorcerer | SAM Coupé | English |
| 9066 | Dinosaurs | ZX-Spectrum 48K | English |
| 11408 | Dinosaurs | ZX-Spectrum 48K | English |
| 38373 | Dioda, tranzistor a tyristor názorne | ZX-Spectrum 48K | Slovak |
| 42576 | Discovering 'I' | ZX-Spectrum 48K | English |
| 36728 | Discovery for Over Fives | ZX81 1K | English |
| 9677 | Disease Dodgers | ZX-Spectrum 48K | English |
| 25533 | Diseases of the Heart | ZX-Spectrum 48K | English |
| 37547 | Disenador de Piezas | ZX-Spectrum 48K | Spanish |