PROGRAMS BY Deokhwan Kim

this application is a simple touch game.it will help you to check your reaction time.when you start game, you can see a colored star at right upper and can see four of colored stars on center of screen.among four of colored

This application is a useful tool to help you improve your English.We hope this application will prove to be a useful tool to help improve your English reading and listening skills.It is a collection of free English text and