Piano, Definition, History, Types, & Facts

Piano, a keyboard musical instrument having wire strings that sound when struck by felt-covered hammers operated from a keyboard. The standard modern piano contains 88 keys and has a compass of seven full octaves plus a few keys.

Piano - Wikipedia

Piano, Definition, History, Types, & Facts

Clavichord, Baroque, Keyboard, Strings

Piano Facts, History & Evolution - Video & Lesson Transcript

16 Fun And Interesting Facts About The Piano

Piano - Simple English Wikipedia, the free encyclopedia

The origins of the Piano:The Story of the Piano's Invention

Piano Facts, History & Evolution - Video & Lesson Transcript

Piano - Wikipedia

The Evolution Of The Modern Piano (Facts, Photos and Timeline

Percussion Instruments Definition, Function & Examples - Video