A Spruce Grove woman has pleaded guilty to sex crimes involving a child. Catherine Valiquette, 31, was charged with sexual interference and sexual assault in August after police received a report about sexual interference involving a youth. On Dec. 13, Valiquette pleaded guilty to both charges. A woman by the name of Catherine Valiequette was previously listed as a teacher at Graminia School, which is part of the Parkland School Division. A sentencing date will be set on June 4.