Book of Trustees for Elementary School Grade 4 Independent Curriculum to realize government programs at the education unit level. This application was created to make it easier for students to learn anywhere and anytime.

This student book is a free book whose copyright is owned by the Ministry of Education, Culture, Research, and Technology which can be distributed to the public free of charge.

The features available in this application are:
1. Links between chapters and sub chapters
2. Responsive display that can be enlarged.
3. Page Search.
4. Minimalist landscape display.
5. Zoom In and Zoom Out.

The material discussed is based on the Grade 4 Elementary School Trust material
Lesson 1: Harmonious Family
Lesson 2: Politeness in School
Lesson 3: Friendship
Lesson 4: My Goals
Lesson 5: I Know My Obligations
Lesson 6: The Beauty of My Country
Lesson 7: The Beauty of Diversity
Lesson 8: The History of Belief in One God
Lesson 9: Getting to Know the Characters of Believers