amboss also listing kick a ball as 2 yr, will try to check with uworld too later https://next.amboss.com/us/article/b40H3T?q=child+development+and+milestones#Zdf10c586367d4e304e069c63783f042f
amboss also listing kick a ball as 2 yr, will try to check with uworld too later https://next.amboss.com/us/article/b40H3T?q=child+development+and+milestones#Zdf10c586367d4e304e069c63783f042f