សៀវភៅវិទ្យាសាស្ត្រថ្នាក់ទី៤

Social Science Tier 4 is a program drawn from Cambodia's Ministry of Education, Ministry of Education, and Primary Education.
 There are lessons:

  Chapter 1 Plants
     - Lesson 1 - Natural Environment
     - Lesson 2 - Plant Benefits
     - Lesson 3 Life Cycle of Plants
     - Lesson 4 - Animal classification
Chapter 2 People and Health
     - Lesson 1: Skeletons and Muscles
     - Lesson 2 Eyes
     - Lesson 3 Dengue and Malaria
Chapter 3 Matter and Energy
     Lesson 1: The properties of matter
     Lesson 2 Strength and Movement
     - LESSON # 3
Chapter 4 Earth and the Environment
     - Lesson 1: Water Spray
     - Lesson 2: Earth's rotation


The mobile app includes books for all grade levels, including elementary, secondary, high school, etc.
- A Khmer Book
- Mathematics Books
- Physics Books
- Handbook of Chemistry
- Civics Handbook
- Home Books
- Geography Book
- History books
- Earth Book
- Social Textbook
- Science Books
- version book