The data set included experiment data of 128 participants. It included their genders and ages, and their reading performance, eye movements during reading, and cognitive task performance data. They performed lexical decision, word naming, pseudoword naming, word semantic judgment, sentence semantic judgment, and passage comprehension tasks as reading tasks. They performed verbal 2-back, vusiospatial 2-back, Flanker, RAN, and Navon tasks as cognitive tasks.