The nature of the association between number line and mathematical performance: An international twin study

Maria Grazia Tosto, Gabrielle Garon-Carrier, Susan Gross, Stephen A. Petrill, Sergey Malykh, Karim Malki, Sara A. Hart, Lee Thompson, Rezhaw L. Karadaghi, Nikita Yakovlev, Tatiana Tikhomirova, John E. Opfer, Michèle M.M. Mazzocco, Ginette Dionne, Mara Brendgen, Frank Vitaro, Richard E. Tremblay, Michel Boivin, Yulia Kovas