activityvillage.co.uk provides a large number of these types of activity sheets and a couple of them can be found in this post in pdf format. See below. Check out their website for their full listing.
highlightsteachers.com provide a large number of hidden picture puzzles such as 'Trim the Tree' puzzles. Check it out here..
Nativity Colour-in Sheet..... Help the shepherds find Jesus maze...
nativity_finger_puppets.pdf |
nativity_wordsearch.pdf |
which_way.pdf |