
Mario's Early Years: Fun With Letters is an educational collection of letter-based activities designed for children aged 3 to 6. You can play as either Mario or Princess Toadstool and choose from 10 unique activity worlds, each offering a variety of exercises such as letter identification, sentence completion, letter-sound matching, and vowel recognition. Every activity can be experienced in Discovery mode, allowing free exploration, or in Learning mode, where Luigi provides guided instruction through each task.
| DOS | December 31, 1993 |
| SNES | October 1, 1994 |