school holiday fun-2 puzzles

a)top picture bottom picture:
1)Top picture has papers flying bottom right hand corner. bottom picture does not have papers flying
2)The artist in the top picture has dark lines the picture bellow has light lines
3)the cheese in picture 1 is wearing a dark blue cap the cheese in picture 2 is wearing a light blue cap
b)massage puzzle
massage 1-first you only see
massage 2-weird shapes and lines
massage 3-then somebody helps
massage 4-and a miracle happens