TY - T1 - Effects of Gender on Basic Numerical and Arithmetic Skills : Pilot Data From Third to Ninth Grade for a Large-Scale Online Dyscalculia Screener SN - / UR - http://hdl.handle.net/10138/333257 T3 - A1 - Räsänen, Pekka; Aunio, Pirjo; Laine, Anu; Hakkarainen, Airi; Väisänen, Eija; Finell, Jonatan; Rajala, Teemu; Laakso, Mikko-Jussi; Korhonen, Johan A2 - PB - Y1 - 2021 LA - eng AB - In this study, we analyzed the development and effects of gender on basic number skills from third to ninth grade in Finland. Because the international comparison studies have shown slightly different developmental trends in mathematical attainment for different language groups in Finland, we added the language of education as a variable in our analysis. Participants were 4,265 students from third to ninth grade in Finland, representing students in two national languages (Finnish, n = 2,833, and... VO - IS - SP - OP - KW - 516 Educational sciences N1 - PP - ER -