Well-Being & Mental Health
WHO-5: World Health Organization Well-Being Index
~2 นาที·5 คำถาม
Five questions, two weeks, a score from 0 to 100: the World Health Organization's well-being index, read against its published threshold of 50.
เริ่มต้นฟรี →Well-Being & Mental Health
PHQ-9: Patient Health Questionnaire (Depression)
~3 นาที·9 คำถาม
9-item depression severity screener based on DSM criteria.
เริ่มต้นฟรี →Well-Being & Mental Health
CES-D: Center for Epidemiologic Studies Depression Scale
~5 นาที·20 คำถาม
The classic 20-item depression screener of population research: symptom frequency over one week, scored 0 to 60 against the published cutoff of 16.
เริ่มต้นฟรี →Intelligence & Cognition
Cognitive Reflection Assessment
~12 นาที·12 คำถาม
Twelve original trick problems where the obvious answer is wrong. Scored 0 to 12, with every trap explained afterwards.
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