Wash Hands Challenges
Rewarding users with points, badges, or achievements for consistent and thorough handwashing practices.
์ฌ์ฉ์ ์์
์ด ํ์ฅ ๊ธฐ๋ฅ์ ์ฌ์ฉํ๋ ค๋ฉด Firefox๊ฐ ํ์ํจ
ํ์ฅ ๋ฉํ ๋ฐ์ดํฐ
Laurabeth ๋์ ๋ค๋ฅธ ํ์ฅ ๊ธฐ๋ฅ
