Dyscalculia is a severe and persistent learning disability in math that affects about 5 to 8 percent of school-age children. Due to its impact on students’ ability to learn and retain basic math facts ...
"You Do The Math: Explaining Basic Concepts Behind Math Problems Improves Children's Learning." ScienceDaily. ScienceDaily, 12 April 2009. <www.sciencedaily.com / releases / 2009 / 04 / ...
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