This is the way how i play puff the magic dragon:

tuning: standard

used chords:

G     [320003]
Bm    [x24432]
C     [032010]
Em    [022000]
A7    [x02020]
D7    [xx0212]



 G               Bm     C           G
Puff the magic dragon lived by the sea
         C             G      Em
And frolicked in the autumn mist
      A7                D7
In a land called Honah Lee
   G            Bm     C                G
Little Jackie Pipper loved that rascal Puff
       C                       G    Em       A7    D7     G    D7
And brought him strings and sealing wax and other fancy stuff, oh



[keep playing these chords...]

...............................................

 G               Bm     C           G  
Puff the magic dragon lived by the sea
      C               G     Em
and frolicked in the autumn mist
      A7               D7
In a land called Honah Lee
 G               Bm     C           G  
Puff the magic dragon lived by the sea 
      C               G     Em
and frolicked in the autumn mist
      A7          D7        G
In a land called Ho----nah Lee