Practice!
Today was a pretty hard practice. This  is what we did.

8X200 kick 1:55
9X200 back, back breast, breast 3:40

Two times throw:
10X25 kick 0:40
10X25 choice 0:40

12X50 free 0:45
10X25 kick 0:40

16X50 free 0:45
10X25 kick 0:40

2X200 fly