Title: An Invisible Sign
Year: 2010
Genre: Family, Drama, Romance, Comedy
Rating: 5.195
Cast: Jessica Alba, Bailee Madison, J.K. Simmons, Chris Messina, Sônia Braga
Description: Mona Gray is a 20-year-old loner who, as a child, turned to math for salvation after her father became ill. As an adult, Mona now teaches the subject and must help her students through their own crises.