Secondary School Teaching

["High school teachers" "Training of" "Curriculum planning" "High school teaching" "Effective teaching" "Secondary Education" "Didaktik" "Sekundarstufe" "Enseignement secondaire" "Unterricht" "Planification" "Didactique" "Qualit\u00e9 de l'enseignement" "Programme d'\u00e9tudes" "Secondary education" "Formation" "Professeurs (Enseignement secondaire)" "Enseignement efficace" "Programmes d'\u00e9tudes" "Plan de cours" "Education secondary curricula" "Teachers training of" "Education secondary" "Education united states"]