Practice opening a lunch box, ziplock bags, and anything you will be using in their lunch box.
Practice recognizing their written name with the first letter uppercase and the rest lower case
Color! Practice with this fine motor skill will help with penmanship
Practice cutting and gluing
Practice following two step directions. Ex. Put your shoes in the closet and put your shirt in the laundry.
Teach them to button their pants by themself.
Teach them to use the bathroom by themself.