Numerical cognition Humans 8 human 8 Mathematics 7 mathematics 7 article 4 female 4 male 4 numerical cognition 4 Adult 3 Approximate number system 3 Cognition 3 Problem Solving 3 adult 3 arithmetic 3 cognition 3 human experiment 3 problem solving 3 Individual differences 2 Learning 2 Numerical architecture 2 controlled study 2 learning 2 major clinical study 2 Achievement 1 Adolescent 1 Approximate arithmetic 1 Arithmetic fact 1 Arithmetic problem solving 1 Attention 1