What Invalidates Ghusl?

Does she have to remove the silicon from her hair when doing wudu and ghusl?

The hadith “If dawn comes when a person is junub, he should not fast”

Is it Sunnah to do ghusl on the Day of ‘Arafah?

Ruling on rubbing the body with a sponge or loofah when doing ghusl?

She used to pray but she was not aware of the obligation of ghusl after menses

She saw a brownish discharge on the day after her had period ended and she had done ghusl, and she did not pay any attention to it, then she did another ghusl, and now she is not sure whether her ghusl and prayer were valid

Does he have to do ghusl if he only sees a non-mahram woman or talks to her?

Does Touching the Private Part Invalidate Wudu?

She is asking how she can teach her mother and sister about the rulings on tahaarah (purification)