HOUSTON – A middle school teacher in the Cypress-Fairbanks Intermediate School District has been arrested and charged with sexual assault of a child and having an improper relationship with a student under 17.

Corrie Anne Long, 43, a teacher at Hopper Middle School, allegedly had a sexual relationship with a 15-year-old boy who was a student in her math class, according to a report from YourHoustonNews.com.

The alleged victim told police that the sexual activity began in 2013 and that Long would take him to vacant classrooms to have sex.

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The school district’s police department began an investigation after another student reported noticing odd behavior between Long and the alleged victim. The student said he saw the alleged victim slap the teacher on her buttocks after school tutorials and had seen Long sit on the boy’s lap. The boy also was seem coming into math class and playing with Long’s hair.

Long has been released from jail on a $60,000 bond, the news report said.