19thcentury 20thcentury aboriginalaustralians activityprograms australia ballenger behaviormodification bilingual biography care casestudies child childdaycarecenters childdevelopment childhood childrenofimmigrants childrenwithautismspectrumdisorders childrenwithdisabilities childrenwithlearningdisabilities childrenwithsocialdisabilities childwelfare classroommanagement colorado congresses curricula cynthia daycarecenters developmentaldisabilities developmentallydisabledchildren diagnosis earlychildhoodeducation earlychildhoodspecialeducation education education(elementary) educationalacceleration educationalgames enfantsendifficulted'apprentissage enfantshandicapessociaux enseignementprescolaire etudesdecas evaluation finance florida functionalassessment general giftedchildren greatbritain haitianamericans headstartprograms history homeandschool identification inclusiveeducation indianchildren individualizededucationprograms individualizedinstruction ininfancy languagearts(preschool) learningdisabledchildren longitudinalstudies mainstreamingineducation peoplewithdisabilities poorchildren poverty preschool preschoolchildren preschooleducation preschoolteaching problemchildren problemsolving psychologicaltesting psychology rehabilitation servicesfor special specialeducation specialeducationteachers unitedstates