Teacher support presentation system and program

摘要

PROBLEM TO BE SOLVED: To efficiently present editing and reproduction of contents to show a student the progress of a presentation based on a teacher's lecture concept.SOLUTION: When a double circled graphic SY2 groups graphic N of a plurality of material numbers in a flow chart 42, a CPU 13 simultaneously reproduces a plurality of reproduction object files corresponding to the graphic N of each material number using collision detection.