Here are dances you should find useful:
To teach wavy lines
"Positional Thinikning"
https://aptsg.org/Dance/dances.html#PosTh
A great dance for beginners and for moderately skilled to guide beginners
"The Balter Dance"
https://aptsg.org/Dance/dances.html#Balter
For dancers comfortable with a hey
"A.O.'s No-No"
https://aptsg.org/Dance/dances.html#AOs