The Explosive Child and Lost at School are available in many languages besides English. Below are links for translated editions of both books: 

Lost at School

CHINESE
Living Psychology Publishing: http://english.magazine.org.tw/MagCompany?member=46 

DUTCH
Nieuwezijds: http://www.nieuwezijds.nl/

FINNISH
Finn Lectura: https://www.finnlectura.fi/ 

GERMAN
Verlag Hans Huber: http://www.hogrefe.ch/ 

JAPANESE
Nippon Hyoronsha Co: http://www.nippyo.co.jp/ 

NORWEGIAN
Cappelen Damm Akademisk:  https://www.cappelendammundervisning.no/vare/utenfor-9788202367879

ROMANIAN
Orizonturi: http://www.editura-orizonturi.ro/ 

RUSSIAN
Bionic University:  http://bionic-university.com/

SWEDISH
Studentlitterature: https://www.studentlitteratur.se/ 

SWEDISH
Cura Bokforlag: http://www.boktorget.se/component/content/article?id=66:fag.html 

VIETNAMESE
Lantabra: http://lantabra.vn/

 

The Explosive Child

BULGARIAN
Hermes: http://hermesbooks.com/ 

CHINESE
Amazon 

CHINESE
Cheers Publishing: http://www.publishersglobal.com/directory/publisher-profile/1755/ 

DUTCH
Uitgeverij Nieuwezijds: http://www.nieuwezijds.nl/ 

FRENCH
Editions Maisnie: http://www.editions-tredaniel.com/ 

GERMAN
Edition Spuren: http://spuren.ch/content/edition-spuren.html 

HEBREW
Am Oved: http://www.am-oved.co.il/ 

NORWEGIAN
Pedagogisk forum: http://barnehagebutikken.no/book.asp?BookID=379 

POLISH
Edgard Publishing: http://www.edgard.eu 

ROMANIAN
Niculescu: http://www.niculescu.ro/ 

RUSSIAN
Terevinf Publishers: http://vk.com/terevinf 

SPANISH
Amazon

SWEDISH
Studentlitteratur AB/Cura Forlag: https://www.studentlitteratur.se/ 

TURKISH
Netus Yayinlari: https://www.kitapambari.com/YayineviDetay-netus-yayinlari