1 (wide-out), 2 (te) 3(center) 4 (te) 5 (wide-out) 6 (rb) 7 (qb)

1- streak
2- out
3- in
4- out n up
5- post
6- flag
7- slant in
8- Bamcehnko (post corner)
9- Hook

Then you simply call- 15, 30, 55

Your two wideouts knew to post, your center knows to hook and your 2 te and rb know they are blocking. SOOOOOO easy for kids to get and call.