Miracle Piano Teaching System is an educational music game published by Mindscape for the NES, designed to teach players how to play the piano. It comes with a special MIDI keyboard controller that plugs into the NES, providing a realistic piano learning experience. The gameplay involves following on-screen instructions, reading sheet music, and playing notes on the keyboard to complete lessons and songs. A unique feature is the "teaching" system – the game features a step-by-step curriculum that starts with basic notes and progresses to full songs, with real-time feedback on your performance, including pitch and rhythm accuracy. It also includes a "practice" mode where you can play freely, and a "game" mode with rhythm challenges that test your timing. The game tracks your progress and adjusts difficulty accordingly. A trivia: the Miracle Piano Teaching System was one of the few NES games to use an external peripheral, and it was a unique attempt to combine gaming with music education, making it a standout title in the NES library. The graphics are simple and functional, with a screen that shows notes, keys, and a virtual keyboard. The music is classical and educational, with pieces like "Twinkle Twinkle Little Star," Beethoven's "Ode to Joy," and other well-known melodies. Critics appreciated the educational value and the innovative concept but noted the high price of the keyboard and the limited appeal to non-musicians. It supports one player. It is a unique and innovative educational tool that stands out in the NES library, and it remains a curiosity for collectors and music enthusiasts.