A content presentation system for data processing that presents training content based on a three-dimensional shape of a work target device and a predetermined work procedure to a trainee for executing a simulated work in accordance with the predetermined work procedure in a simulated work space of virtual reality or augmented reality, the content presentation system comprising: a content output device that has a memory unit that stores the training content including the three-dimensional shape information and an output unit that outputs the training content to be presentable to the trainee; and an evaluation criterion creation device that acquires a three-dimensional work operation of a model worker that preliminarily executes the work as measurement information including a three-dimensional work operation position, and creates evaluation criterion information that serves as an evaluation criterion when the trainee executes a work operation in a specific stage of the work, based on distance information obtained from the three-dimensional work operation position with respect to the three-dimensional shape; the content presentation system being characterized by further comprising a work evaluation device (44, 45) that acquires a three-dimensional work operation in the simulated work of the trainee as measurement information including a three-dimensional work operation position, evaluates the three-dimensional work operation in the specific stage of the simulated work by comparing the three-dimensional work operation positions of the model worker and the trainee based on the evaluation criterion information, and outputs a result of the evaluation, wherein the evaluation criterion creation device includes a means for detecting a specific stage of the predetermined work procedure by detecting a motion serving as a signal for entering the specific stage and a motion which serves as a signal for ending the specific stage, and for measuring the three-dimensional work operation in the specific stage, as a relative movement against the work target device and a work time accompanying the movement, based on the measurement information of the three-dimensional work operation, to create the evaluation criterion information in the specific stage. a content output device that has a memory unit that stores the training content including the three-dimensional shape information and an output unit that outputs the training content to be presentable to the trainee; and an evaluation criterion creation device that acquires a three-dimensional work operation of a model worker that preliminarily executes the work as measurement information including a three-dimensional work operation position, and creates evaluation criterion information that serves as an evaluation criterion when the trainee executes a work operation in a specific stage of the work, based on distance information obtained from the three-dimensional work operation position with respect to the three-dimensional shape; the content presentation system being characterized by further comprising a work evaluation device (44, 45) that acquires a three-dimensional work operation in the simulated work of the trainee as measurement information including a three-dimensional work operation position, evaluates the three-dimensional work operation in the specific stage of the simulated work by comparing the three-dimensional work operation positions of the model worker and the trainee based on the evaluation criterion information, and outputs a result of the evaluation, wherein