Fig. 1From: BCI inside a virtual reality classroom: a potential training tool for attentionA close-up of the attention game, ANISPELL. It consist of 16 animal images in a 4×4 grid. An entire row or column is flashed-up in a pseudorandom sequence displaying the true color animal with white background. The subject is asked to pay attention to a specific animal, and will at the end of a trial answer questions related to the animalBack to article page