Just a few ideas ;)
*sell santa's sleigh which can be another version of the drasaine.
*try and find santa and if you do you get some sort of present.
*Snowman and Present Bombs.
*Christmas Present hunt, Top 10 winners get a prize (Similar to Easter egg hunt).
*Christmas Quests.
*Christmas hat Competition.
*A saying which Presents can appear and santa pops out.
*Santa's Grotto