"Taza" in Spanish refers to cups and mugs in English, whereas glass refers to different glass types in Spanish: "copa" and "vaso." It is still unclear whether such categorical distinctions induce early perceptual differences in speakers of different languages. In this study, for the first time, we report symmetrical…

The "Test of Visual Perceptual Skills -- Fourth Edition" (TVPS-4) is a recently revised assessment of motor-free perceptual abilities, that was standardized in the United States. The TVPS-4 is commonly used by pediatric occupational therapists, health professionals and educators, therefore it is important that its psychometric properties…

From the very first moments of their lives, infants selectively attend to the visible orofacial movements of their social partners and apply their exquisite speech perception skills to the service of lexical learning. Here we explore how early bilingual experience modulates children's ability to use visible speech as they form new lexical…

In order to address the problem of the underlying mechanism of mathematics learning disability (MLD), in the current research, we investigated the visual and auditory perceptions of elementary school children with visual and auditory MLD from the first to fourth grade. We found that children with visual mathematics learning disability (VMLD) and…