It depends. I recommend checking the birthdate entered in the My Info section to confirm the age of your pre Kindergarten child.
When I go go to this entry area for Minnesota, from the top of the drop down, I see an option above Kindergarten for Not in K-12.
If you are not seeing that, then I recommend deleting and re-adding the state.
In TurboTax Online:
- From the left menu select State>
- Continue>next to your state, click the Trash Can icon and follow through the rest of the questions ending with Done
In TurboTax CD/Download:
- From the main menu, click File
- Scroll down and select Remove a State
- Follow the prompts in the window that opens and confirm the deletion