Cau Do Hai Nao

Cau Do Hai Nao is an interesting trivia game with over 2,000 puzzles and answers.

The puzzles are divided into different groups: nature quizzes, social quizzes, or brainteasers.

On average, questions about nature or society would take less than 30 seconds to answer, while brainteaser questions can take up to 20 minutes.

In each group, the questions are systematically sorted into topics:
1. Nature
• Natural phenomenon
• Rivers, Lakes, Bays, Seaports
• Bird
• Insect
• Aquatic animals
• Mammals
• Other animals
• Plant
• Fruit
• Flowers
2. Society
• Human
• Famous people
• Places
• Province, City, Local
• Objects
• Transportation vehicles
• Professions
• Musical instruments, learning tools
• Bakery
• Words
3. Brainteasers
• Deduction
• Decetion
• Imagination
• Word tricks
• Calculation

Besides, when playing Cau Do Hai Nao, you can:
- Test your answer through % of correctness
- Share via SMS, facebook, messenger, twitter, skype, ...
- Search by question name or question content
- Save questions to review later

The game is free and there is no special required permission on devices!

Have fun playing Cau Do Hai Nao!