Android classes online

I want to do online Android Development program for Beginners from the Udacity so please tell me the duration of its classes?

[Shaleen]

Udacity offers Android Development program for Beginners is designed for students who are new to programming, and want to learn how to build Android apps.

Approx. 4 weeks
Assumes 6hr/wk (work at your own pace)

Projects
You will create an educational app that teaches 5 new things to a user on a certain topic of your choice.

Syllabus
Lesson 1: Building layouts
Practice Set 1

Lesson 2: Making an App Interactive
Practice Set 2

Lesson 3: Work with the Android Framework and Control Flow

Instructors & Partners
▸ Katherine Kuan
Instructor

▸ Kunal Chawla
Instructor

▸ Lyla Fujiwara
Course Developer