Tab's for Charlie's Lesson (memorize these for improvisation)

C Pentatonic Blues

E________________________________________________

B----------------------------------------------------------------------------

G---------------------------------------------------3---------5-----------------------

D---------------------------------1-----3------5------------------------------------

A------------------------3--------------------------------------------------------------

E----------------------------------------------------------------------------------------------------

G Pentatonic Blues

E________________________________________________

B----------------------------------------------------------------------------

G----------------------------------------------------------------------------------

D----------------------------------------------------------3----------5------------

A------------------------1----------3------------5----------------------------------------

E----------------3------------------------------------------------------------------------------------

D pentatonic Blues

E________________________________________________

B----------------------------------------------------------------------------

G--------------------------------------------------------------5-------7-------------

D-------------------------3---------5------------7--------------------------------

A-----------------5---------------------------------------------------------------------

E----------------------------------------------------------------------------------------------------

A pentatonic Blues

E________________________________________________

B----------------------------------------------------------------------------

G----------------------------------------------------------------------------------

D----------------------------------------------------------5----------7------------

A------------------------3----------5------------7----------------------------------------

E----------------5------------------------------------------------------------------------------------

Also, check out this website for the full Blues scales in these keys. http://electricguitarist.net/wp-content/uploads/2008/11/essential_blues_scales_for_guitar.pdf