Welcome to bai...&...by, an English learning method which complements personal computer sessions with conversation classes and individually-structured tutorials.

bai...&...by is much more than a simple Multimedia course. It is an intelligent method that implements DDK^© System (Dynamic Development of Knowledge) which makes it the only expert system in the market.

The bai...&...by system offers clear advantages in comparison to other traditional multimedia methods:

1. Total Timetable Flexibility
2. Virtual Teacher
3. Personalized Study
4. On-line Study - Off-line Study
5. Guaranteed Learning
6. Intelligent System