You cannot usally claim a federal education credit for middle school tuition. The American Opportunity Tax Credit (AOTC) and the Lifetime Learning Credit (LLC) are designed to help with the cost of higher education, such as eligible college, university, or trade school expenses.
For more detailed information, you can refer to the IRS guidelines on education credits and TurboTax's education tax credits
There is no federal credit for elementary and secondary education. Some states have such a credit or deduction. If yours is one, it will come up in the state interview.