Here are the links to the membership categories in the Fitzpatrick PTA Memberhub store:

Faculty

https://alpta-00026630.memberhub.com/store/items/18352

Individual

https://alpta-00026630.memberhub.com/store/items/18380

Student memberships and additional family memberships are available as well.  Your families should be able to locate those once they follow the links to the store.