Category Archives: Detection

Early Detection and Intervention of Developmental Dyscalculia Using Serious Game-Based Digital Tools

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Numerous studies underscore the critical importance of early detection to enable effective intervention, highlighting the need for individualized, structured, and adaptive approaches. Digital tools, particularly those based on serious games, appear to offer a promising level of personalization. 

Digital solutions based on serious games present a promising avenue for the detection and remediation of mathematical impairments. Their integration with mobile technologies and internet connectivity offers the potential to increase public awareness of learning difficulties such as developmental dyscalculia (DD), leveraging the ubiquity and accessibility of mobile devices. Furthermore, the computational capabilities of modern platforms, combined with immersive technologies—such as virtual reality (VR) and augmented reality (AR)—and artificial intelligence (AI), enable the development of engaging, adaptive, and personalized interventions. These features can support both reliable screening and individualized remediation pathways tailored to each child’s cognitive profile.

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DYSCALCULIA is caused by cell wall biomechanics

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A recent study revealed the following in flytraps:

………………….The refined transcriptomic analysis uncovered widespread misregulation of cell wall related genes in DYSC, implicating altered cell wall plasticity in the sluggish mutant. Cell indentation studies by atomic force microscopy revealed a strictly localized and strikingly enhanced stiffening of the cell wall for DYSC that may hinder rapid trap closure and snap buckling. Together, these genomic, transcriptomic, and biophysical data identify cell wall elasticity as a key constraint on voltage and Ca2+ dependent trap kinetics. This finding documents the interrelationship between mechanosensing and Ca2+ signaling in the ultrafast capture organ of the Venus flytrap.

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Tool to identify strengths in students as young as preschool

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University of Kansas researchers have developed and validated the effectiveness of the Preschool Strengths Inventory, which can be key to helping parents, teachers, clinicians and practitioners capitalize on children’s strengths from an early age to improve their education and well-being.

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WISC-IV profile in Developmental Dyscalculia

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Results in a recent study showed that cognitive abilities related to both reasoning (fluid and crystallized) and executive functioning (verbal working memory and processing speed) are involved in math achievement, with different roles played for different math tasks. Verbal working memory and crystallized intelligence, as evaluated with Digit Span and Similarities subtests, were the functions most involved in math achievement, with the former more involved in tasks related to Number System and the latter more involved in tasks related to Calculation System. Furthermore, the degree of impairment of verbal working memory influenced the BDE profiles in the subgroup of children with Developmental Dyscalculia. 

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The Building Blocks of Math That Young Students Need to Excel — But Aren’t Always Getting

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Many American students struggle in math. According to the 2024 National Assessment of Educational Progress, nearly 1 in 4 fourth graders and 39 percent of eighth graders scored “below basic,” the test’s lowest category. An analysis of state tests shows that few states have recovered students from pandemic math losses, with disadvantaged students from low-income neighborhoods hit especially hard. For those struggling students — including those diagnosed with dyscalculia and related learning challenges — lack of number sense often plays a significant role. “For kids that have a fundamental weakness in mathematics, 80 percent or 90 percent of the time that’s going to be linked to a lack of understanding numbers,” said Ben Clarke, an early math researcher and department head of special education and clinical sciences at the University of Oregon. “If we want students to be able to access other pieces of mathematics that are really important, then they need to build this foundational understanding of numbers

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