With the desire to bring you a rich and diverse knowledge base in everyday life, 'Nhung Cau Hoi Vi Sao' is drawn from the knowledge and learn from many different sources of knowledge, This will be the place for those who want to explore and explore the world around them.
When looking at the surrounding objects and phenomena, we often have the questions of 'why', 'why', 'how', 'who', ... The application will partly answer the questions. You ask these questions with specific topics.

★★★ Main topics ★★★

★ Earth
★ Space science
★ Environmental science
★ Construction science
★ Animals
★ Plants
★ Physics
★ Chemistry
★ Information technology
★ Mathematics
★ Human body
★ General knowledge
★ Science mystery
★ Who was the first

Hope the application will bring useful knowledge for you.