CLAY COUNTY, Mo. – The former Kearney math teacher, charged with numerous sex crimes against a student, has pleaded guilty to two charges in Clay County.

Rhett Rigby

Rhett Rigby

According to court documents, Rhett C. Rigby, 28, of Oak Grove entered a plea of guilty on November 2, 2015, to one count of statutory rape and one count of sexual contact with a student. The hearing at 1:30 this afternoon is to hear a motion to continue the scheduled sentencing hearing until after the first of the year.

Rigby remains charged with several counts of statutory rape, statutory sodomy and a tampering with a victim charge.