The purpose of the project was to develop Computer Assisted Instruction (CAI) Excretory System and Digestive System
for help to learn and understand of students in junior high school. The project was created by using the Ministry of Health website,
Textbooks of students in junior high school and Adobe Flash Professional CS6 to help the created image and movement of the character.
The result showed that easier to use and makes to learn and understand of students in junior high school more effectively.