Let your co-workers know you are thankful you get to teach with them. Let your students know how thankful you are to teach them each day.
You can add a special treat with the note, such as candy corn or a holiday pencil, or just give the note all by itself.
Just put the note on their desk or in their mailbox. They will appreciate you thinking of them.
For other creative ideas, click on 'elementary lesson plans' by my picture above.