I found these links at the Salvation Army website.  They are a lot of fun and for each one you do the sponser company will make a contribution.

COLOR A PICTURE ONLINE - how easy is that? Only the first 400 get to contribute but the count was only 40 when I went.

http://creative.silaspartners.com/color/

CREATE ON ONLINE SNOWFLAKE - this one is much easier than making standard paper snowflakes and the result is way cooler.

http://www.popularfront.com/snowdays/index.html