Hello students! Time for an at home challenge.

Watch this: https://youtu.be/aBAiOVfM7bc

And play it with your family!

For this game the rules are: 
1. You cannot hit the balloon down, only up. 不能把球往下拍，一定要往上。
2. You cannot hit the balloon at a person. 不能對人擊球。
3. Whoever does not hit the balloon before it falls to the ground loses. 在球落地前沒有碰到球的人就輸了。

(非同步課程)