In addition, unlike their peers, children with dyscalculia showed no difference in IPS activation when they were comparing pairs of numbers that were closer versus further apart in value, suggesting that their brains were less efficient at discerning the relative distance between numbers. (discovermagazine.com)
The first volume of Dyscalculia Resources for Enlightened SENCOs, covering counting to 20, recognising numerals, comparing magnitudes and thinking... (tes.com)
Evidence suggests learning disabilities such as dyscalculia may be inherited or can be caused by problems with brain development. (verywellfamily.com)