Learning learning 235 human 223 Humans 212 male 120 female 114 article 96 adult 92 Male 76 human experiment 73 Female 72 physiology 64 Adult 54 controlled study 43 young adult 39 child 37 Young Adult 36 memory 32 Child 31 Memory 31 language 30 Language 28 attention 28 Animals 27 animal 27 psychology 27 Attention 26 Article 25 language development 24 preschool child 23