You posted your question from a version of online Live software. If you are really using that “Live” software you can get help from your “expert.”
You are posting from TurboTax Live. You can arrange for the Live help you are paying the extra fee for with your questions from 5 a.m. to 9 p.m. Pacific time.
https://ttlc.intuit.com/questions/4124827-how-do-i-connect-with-a-tax-expert-in-turbotax-live
And....you have not mentioned what state you are in. The school tax is a state specific credit. If you tell us what state you are in someone would be likely to help.
**Disclaimer: Every effort has been made to offer the most correct information possible. The poster disclaims any legal responsibility for the accuracy of the information that is contained in this post.**