Make Microwavable Heating Pads - to give to every member in an assisted living home. This is community service--make it a Take Action project by a) creating a "how to" handout and giving copies to volunteer organizations that help the elderly; b) doing a community assessment to find other organizations that could use donations (faith-based orgs with a ministry for seniors, hospitals, clinics, etc) or c) creating a new group of volunteers who commit to making these year-round.
One of the best gifts you can give to someone that has Alzheimer's is a Busy Blanket (or Fidget Blanket) . No need to make it too large, lap size will do. Just make it colorful with lots of textures; add zippers and gadgets, etc. This will help with sensory stimulation and keep their hands busy while occupying their mind to reduce the potential of agitation