http://www.picassohead.com/ the kids love to create interesting self portraits with this interactive website.
Art Zone Interactive
The Artist's Toolkit
http://www.artplaycenter.com/: This place is great! You can take your kids to create a "make 'n' take" project, you can even plan parties and fundraisers.
Here is the link to community events offered by Michaels Arts and Crafts. They're great for taking the whole family or just when you need some "me" time. Most of the classes are free when you buy the materials required.
http://www.kravisarts.com/ The Kravis ImagineArts Summer Program is hands down, the all- time best summer Arts program you'll find in Tulsa. I'll see you there!!
Here are a couple of my favorite museums in the area, most of them offer free admission to children under age 18: