State tax filing

Yes, there is a page dedicated to school tax credits in the Arizona interview. See the image below.

To find it in your return:

1. Sign into TurboTax and click on State Taxes, then Your State Returns on the left side menu.
2. Click Edit to the right of Arizona.
3. Continue until you get to School Tax Credits (it is several screens) , check the first box and click Continue. 
4. Click Continue again and enter your information on the next page.