Open IQ
standardunder 13 and 13+

ICAR: cube rotation

4 mental rotation cubes — the hardest ICAR-16 items

Items
4
Time
6–12 min

Keys 3,2,6,7. p = .17, .21, .29, .17 — low pass rates even in adults.

Source: Condon & Revelle, 2014; psych::iqitems rotate.3–8

After the last answer the server scores the test and the report opens immediately. Keys are not sent to the client.