Big/Little Circle (BLC)
Overview
The Big/Little Circle test assesses comprehension, learning and reversal. It is also intended to train participants in the general idea of following and reversing a rule, before proceeding to the Intra/Extradimensional Shift test (IED), so should ideally precede the IED task in a battery.
Administration Time
Around 2 minutes.
Task
Participants must first touch the smaller of the two circles displayed, then, after 20 trials, touch the larger circle for 20 further trials.
Outcome Measures
This test has five outcome measures, covering latency (speed of response) and the participant's ability to touch the correct circle.
Test
One mode – clinical
Interactive Demo
|