If you have some contact paper or laminating sheets, you could make some coasters for him made out of drawings of your kids' hands. Have each of your children cut out the shape of their hands, write their names and/or decorate the handprints then cover with contact paper or laminating sheets.
Something he will always treasure...I know I would!!
:tree:"He who has not Christmas in his heart will never find it under a tree." ~Roy L. Smith:tree: