A Christian school kindergarten teacher has admitted having sex with a female student — including on school grounds, class trips and even sleepovers at the teen girl’s house.

Torrie Lemon, now 24, pleaded guilty in Indiana Thursday to one count of child seduction as a Level 5 felony and was sentenced to 40 days in jail to be followed by nearly four years’ probation.

The now-fired Colonial Christian School teacher, who had already spent a month in jail awaiting trial, is set to be separately sentenced Friday to two other child seduction charges in the same case filed in a neighboring county in suburban Indianapolis.

Torrie Lemon, 24, admitted to having sex with a female 17-year-old student.…