Math Workbook For Kids With Dyscalculia. A resource toolkit book with 100 math activities to overcoming difficulties with numbers. Volume 3. Black & White Edition. Dyscalculia is a learning disability in mathematics. People with struggles in math on many levels. They often have trouble with important concepts like major and minor. They may have difficulty solving simple exercises and with more abstract mathematical concepts. The signs of dyscalculia are not always easy to identify. This checklist tells you what the signs of dyscalculia are at different ages, such as difficulty counting and number sense. Be aware that all children may have trouble with math from time to time. However, those with dyscalculia have much more difficulty than other children their age.