[TECH ED] React challenges

### Link to the coursework

https://github.com/CodeYourFuture/cyf-react-challenges/tree/master/challenge-high-score-tables

### Why are we doing this?

The way to get better at React is to practice by building small projects. 💪

To help you with project ideas, we have provided several challenges. You can see a full list of the challenges here. Some you can complete now, but some require knowledge of later weeks - look out for the "Prerequisites" section in the instructions.

We recommend that you attempt the following challenge:
High Score Table - Level 1: https://github.com/CodeYourFuture/cyf-react-challenges/tree/master/challenge-high-score-tables
Stretch Goals: Some other suitable projects for you to work on right now are:
Baby Names Picker - Level 1: https://github.com/CodeYourFuture/cyf-react-challenges/tree/master/challenge-baby-name-picker
Countries - Level 1: https://github.com/CodeYourFuture/cyf-react-challenges/tree/master/challenge-countries
Job Listing - Level 1: https://github.com/CodeYourFuture/cyf-react-challenges/tree/master/challenge-job-listing

You should complete these challenges in the order they are in above.

### Maximum time in hours

3

### How to submit

Follow submission instructions on the repos.

先从链接的 High Score Table - Level 1 课程开始，然后查看 issue 中 Baby Names Picker、Countries 和 Job Listing challenge 的链接。按照链接仓库中的提交说明进行操作；按顺序完成推荐的 challenge，并按照这些仓库的规定提交后，即视为完成。

由索引模型根据 Issue 内容生成。