Download the apple template, print, and cut out the pieces you need.
Begin by gluing the eyes above the mouth, on the top apple piece.
Next, glue the leaf to the middle and front of the apple.
Place the stem at the top and back of the apple top and glue it in place.
Take the tree background and glue it to the main portion of the brown bag.
Glue the top of the apple to the flap portion of the brown paper bag.
Position the lower portion of the apple just beneath the flap and glue it to the main part of the bag.
Finish up by drawing a few tree marks on the green portion of the bag.