Do women need to cover in front of a child who is five years old?

No File Exists
Check below answers in case you are looking for other related questions:
Is my father a mahram to the wife of my half-brother through my mother?
The maternal and paternal uncles of the husband are not mahrams to the wife

No File Exists
Related Answers:
Status of the maternal aunt and her rights in Islam
Is it permissible to marry the daughter of my mother’s maternal uncle?
Her husband divorced her; is his father still a mahram to her?
Is my father a mahram to the wife of my half-brother through my mother?
The maternal and paternal uncles of the husband are not mahrams to the wife

Recommended answers for you:
Ruling on women visiting graves
What are the limits within which parents may interfere in their son’s marriage? Is he sinning if he goes against their wishes?
Ways to Help Oneself Pray Qiyaam al-Layl
Ruling on wearing engagement and wedding rings
Ruling on pointing one’s feet towards the qiblah