A little compilation since I get many questions about these. ICAR (International Cognitive Ability Resource), cognitive items. Public domain but not open This is probably the largest project of open cognitive ability/intelligence items. ICAR, cognitive items. Public domain (not copyrighted) but hidden away. Some key publications:
Public domain and/or open test items
Public domain and/or open test items
Public domain and/or open test items
A little compilation since I get many questions about these. ICAR (International Cognitive Ability Resource), cognitive items. Public domain but not open This is probably the largest project of open cognitive ability/intelligence items. ICAR, cognitive items. Public domain (not copyrighted) but hidden away. Some key publications: