For children and young people

Strengths and Difficulties Questionnaire (SDQ)

Questionnaire on strengths and weaknesses (Goodman 1997)
The various SDQ questionnaires with translations into 40 languages, instructions and other materials can be found on the Internet at this link:
www.sdqinfo.com

A compact guide to evaluating the SDQ questionnaire for use in your psychotherapeutic practice is available here:

SDQ evaluation instructions