Wall Work
https://www.youtube.com/watch?v=CIDMQsybncw
https://www.youtube.com/watch?v=xCm_hZ8-j5s
Once the girls get more comfortable with these skills tell them to challenge themselves by striking the ball harder and harder and go faster each time.
Individual Skills
https://www.youtube.com/watch?v=REyRmHapZFg
https://www.youtube.com/watch?v=E2LzGfgAK5s
https://www.youtube.com/watch?v=xDBLNN_sIQU
https://www.youtube.com/watch?v=r_tEXmClvKI