If you're looking for a great book to study for Thanksgiving, Cranberry Thanksgiving by Wende and Harry Devlin is such a heart warming study to be enjoyed by children of all ages.
I've rounded up some fantastic resources for you to get started. Please note affiliate links are included for your convenience.
Cranberry Thanksgiving Chalk Art from one of my favorite blogs, Hodgepodge
Cranberry Science from Our Journey Westward
Cranberry Thanksgiving Unit Study from School Time Snippets
Cranberry Thanksgiving Unit Study for lower elementary by Delightful Learning
Cranberry Thanksgiving Literature Unit Study with a free printable guide