Sept. 11. Did you know Charlotte Mecklenburg Library offers free access to online tutors? With your library card, you can get free help from a live, online, qualified tutor—up to 10 free tutoring sessions each week. Powered by Tutor.com the service offers help for K-12 students and adult learners as well, in both English and Spanish. There are more than 3,100 professional academic and career tutors. You’ll need a library card or ONE Access account number to access the service.