Take a look at the list of simple piano arrangements key of C piano tutorials below. They are sorted for you automatically with easy piano pieces first, medium pieces second and difficult pieces third.
Easy Piano Pieces
The first two easy piano pieces below have the music note letter names beside each note for quick learning. The third piece is easy to play. Therefore you can read the music notes with your own skills.
3. Ode to Joy
Early Intermediate Level Piano Pieces
Note the dotted quarter note in the right hand of the first measure and then let your ear serve you well as you navigate through the piece.
Late Intermediate Level Piano Pieces
The next late intermediate level piano pieces are in this category because of the accidentals (sharps and flats) throughout the first piece. Also, there are continuous left hand broken chord patterns in The Can Can.
The two pieces below are also Simple Piano Arrangements Key of C Major Video Tutorials. They are in the keys of D Major and B Flat Major.
These 2 more challenging pieces have been included here for those who need something more in the advanced level of piano sheet music.
8. Canon in D