Here are some ideas of project I am hoping to get involved in. Maybe some of these will work for you, too, or you want to help out when I get them started.
Judging Science Fairs
Volunteering with NWABR projects
Donate to support the Seattle AWIS scholarships
Donate blood (~1hr)
Support other people's 5Ks, polar plunges, walks etc.
Buy Girl Scout Cookies*
Host an Awareness Dinner Party
Run a Bake Sale (and donate the proceeds)