Mathematics Learning Disorder (commonly called "dyscalculia") is a brain-based learning disorder that affects arithmetic skills. Dyscalculia doesn't mean that your child will fail math. Dyscalculia is a recognized learning disability, so schools and colleges will usually make accommodations for dyscalculic students. This informative guide covers the causes for dyscalculia, how to get a diagnosis, what to expect in school after a diagnosis, and tips for parents to help their dyscalculic child.