whitley psy d.

Charli is on a mission to get rid of the monster that has been bothering her in math class, no matter how much glue and tin foil it takes. As she embarks on an epic quest, Charli demonstrates the brain superpowers and challenges that come with having a math learning difference (dyscalculia).

Information and resources on dyscalculia are included at the end of the story for children, parents, and teachers.