The is a comprehensive diagnostic battery designed to evaluate basic mathematical competencies in children, typically aged 4 to 8 years (though some adaptations extend to 14). Rather than measuring general school performance, it identifies the underlying cognitive causes of mathematical difficulties, such as dyscalculia . Core Components of the TEDI-MATH
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: The test is applied individually, usually taking about one hour, which allows the examiner to observe the child's reasoning process and identifying potential "numerical evolution" or stagnation. tedi math cuadernillo pdf