The volume includes a set of selected papers extended and revised from the International Conference on Teaching and Computational Science (WTCS 2009) held on December 19- 20, 2009, Shenzhen, China.
 
WTCS 2009 best papers Volume 2 is to provide a forum for researchers, educators, engineers, and government officials involved in the general areas of Education, Psychology and Computer Science to disseminate their latest research results and exchange views on the future research directions of these fields. 128 high-quality papers are included in the volume. Each paper has been peer-reviewed by at least 2 program committee members and selected by the volume editor Prof. Wu.
 
On behalf of the WTCS 2009, we would like to express our sincere appreciation to all of authors and referees for their efforts reviewing the papers. Hoping you can find lots of profound research ideas and results on the related fields of Education, Psychology and Computer Science. 

From the Content: Adaptive Software Test Management System Based on Software Agents.- A Clustering Scheme for Trajectories in Road Networks.-Software Engineering Management Adaptive Modeling Technology.- Research on the Relationship between Customer Value of Social Network Service and Customer Loyalty.- The Study on Function of Folk Sports.- Transient Dynamic Analysis on Key Components of the Port Handling Machinery's Planetary Gear System.- Analysis and Exploration of Related Issues on the Computer Network Security Based on Firewall and Anti-virus Software.