Personalized Cognitive Science Brain Tote Bag. Cognitive science brain Tote Bag - Yellow are a fun way to show off your smarts with style! This cerebrum with a happy frontal lobe makes a funny gift for students or doctors of cognitive or neuroscience! Light Weight 6oz 100% Cotton Tote Bag. 14.5"W x 15.5"H, handles are 20" in length.