Fun answer-passlevel app for iPhone and iPad

Fun answer is an interesting puzzle application that compares your grasp of knowledge points and your ability to respond quickly. Because of time constraints, there are fewer types at present, and many other types of knowledge will be added in the future.
Currently includes:
1. Number
2. Letters
3. Constellation
How to play:
You need to click quickly in order within 1 minute, which means that the challenge is successful; among them, you have three opportunities to click the error. If the opportunity is used up, then click the error, then the challenge has failed. If it is not completed within the stipulated time, it means the challenge has failed