Level 2-11: Place one red wind clockwise and one platform as shown in the next picture.
Level 2-12
Level 2-12: Place one red wind clockwise on the bottom, one red wind counter-clockwise on the left, and one red wind clockwise on the right as shown in the next picture.
Level 2-13
Level 2-13: Place one fan and two blue winds (left one is counter-clockwise, right one is clockwise) as shown in the next picture.
Level 2-14
Level 2-14: Place three windmills all clockwise and two red winds both counter-clockwise as shown in the next picture.
Level 2-15
Level 2-15: Place one blue wind counter-clockwise as shown in the next picture.