The St. Louis County Library is offering FREE tutoring for K-12th grade from 10:00am -10:00pm everyday. You need your library card number and PIN to use this service. ALL Ritenour students have a library card. Your St. Louis County Library card number is 110+your school ID. Your PIN is 1234, until you change it. Contact Mrs. Barker at barkera@ritenourschools.org with questions.