Gift for Person with Moderate Alzheimer's. 12 Piece Jigsaw Puzzle. This picture of a kitty with a ball of yarn jigsaw puzzle is ideal for persons with alzheimers, or super low vision. Makes a thoughtful gift and keeps the recipient engaged, especially if they are cat lovers. 12 Piece Puzzle. The finished size of the jigsaw is 9" x 12". and the puzzle pieces measure 5 1/2" wide by 3 3/4" high. Ideal gift for dementia, alzheimers or super low vision patients. Recommended by the Alzheimer's Disease International association.