Inter-brain Synchronization Dataset of Peer Cooperation in Adolescents and Adults

We collected EEG data from adolescents and adults while they were playing cooperative peer games. The final sample was composed of 126 participants (63 dyads), which included 31 dyads in the adults group (26 male, 36 female; Mage=21.27， SD=1.26) and 32 dyads in the adolescents group (30 male, 34 female; Mage=16.72， SD=0.55), all were matched with the same sex. All of the participants came from urban senior high schools or universities in mainland China. All of the participants were right-handed and had normal or corrected-to-normal vision. No participant had a history of neurological or psychiatric disorder, as determined by self and/or parent reports. No participant had a history of neurological or psychiatric disorder, as determined by self and/or parent reports.