Stop educating children against Hinduism if you don't have story to pull.
Crackers are not for fun it's based on puranas
Were does your preaching goes about other religion.
Stop making child ashamed of its culture.
Go through J SaiDeepak supreme court lawyers videos about importance of crackers as per Hinduism and merely two percent it contributes overall pollution by other things.
Please preach about other religion rituals which are effecting pollution
https://youtube.com/shorts/IekMp1i91gc?si=4efMLKbs0xNjUGbr