50-item IPIP representation of the Goldberg (1992) markers for the Big-Five factor structure, measuring Extraversion, Agreeableness, Conscientiousness, Emotional Stability, and Intellect/Imagination.

A multidimensional assessment tool for measuring subjective workload across six dimensions

A 24-item self-report questionnaire measuring transient stress states during task performance

A standardized 10-item questionnaire for assessing the perceived usability of systems, interfaces, and products

Two sleepiness scales: Karolinska Sleepiness Scale (KSS) and Epworth-inspired Tiredness Scale

A collection of six Visual Analog Scales (VAS) for measuring comfort, temperature sensation, Mental Exertion (RSME) and physical exertion (Borg's RPE)