Adolescent Child Humans 5 adolescent 5 child 5 human 5 Language 3 Vocabulary 3 adult 3 article 3 female 3 human experiment 3 language 3 male 3 vocabulary 3 Adult 2 Child Language 2 Child, Preschool 2 Comprehension 2 Female 2 Language Tests 2 Learning 2 Male 2 Middle Aged 2 Reading 2 Students 2 comprehension 2 controlled study 2 language development 2 language test 2