Blocked

Move the red 'ff' block all the way to the right. Click on a block's end to move it in that direction.
b 1 1 6 6 7
b   2 2   7
b 3 5 9 f f
  3 5 9 8  
  a a a 8  
    4 4 8  
Previous Next Level=
New Home

Success!