Children (2) Year (2) Teaching (2) Educational counseling (2) Evidence (2) Mathematics (2) Sexual behavior (2) Costumbres sexuales (2) Sexualidad (2) Matemáticas (2) Enseignement (2) Mathématiques (2) Année (2) Évidence (2) Orientation scolaire (2) Enseignement (2) Sexualité (2) Mathématiques (2) Enfants (2) sexe (2) analyse comparative (2) enseignement (2) mathématique (2) Dispersal (1) Development (1) Specimens (1) Worms (1) Thought and thinking (1) Success (1) Children with social disabilities (1)