Example problem is a significant part of teaching materials.And it also play a crucial role in developing students innovation ability and comprehensive ability.
The 21st century society calls for a reconsideration of education towards helping students develop “21st century skills” in order to be successful in todays global community.
Interest in on-line learning is increasing rapidly.A few years ago members of the LivePhoto Physics Group received grants from the U.S.National Science Foundation* to create a series of short single-t