There is no such restriction particularly on the Muslim children. No one would like his children going out at night un-attended and un-guarded.
You way also be confusing curfew laws that operate in several Islamic Countries (like Turkmenistan or Syria) and some Non-Islamic countries for purely governmental reasons where Islam as a religion which has no such concept of mandatory curfew.
Although Hajj is not compulsory on children but they are allowed to go for Hajj. Hajj is compulsory, for once in life, on the adult mindful Muslim (male or female) who can afford doing it fimancially, physically, and securely.
yes they do
no children are not alloud to go to space but children want to.
Elementary school.
Muslim men are allowed to marry people of the book as long as she is a righteous women who follows her faith accordingly. However, the children need to be raised Muslim, if the children aren't raised as Muslims he will be regarded as "Murtid" (one who has denied Islam).
no
No, non-Muslims are not allowed to enter the city of Mecca in Saudi Arabia.
No, neither Hindu religion permit to go to haj as it is not Hindu pillgrim place, also the Muslim religion did not permit a non-Muslim to go for haj.
Yes
Because it is a holy pilgramige but it is not cumpulsory for every Muslim to go that cannot afford it. Other reasons for not going og being allowed to go are: - bad health - depths or from borrowing money to go to Haj
No, non-Muslims are not allowed to enter the city of Mecca in Saudi Arabia.
Wikipedia has him listed as "Sunni" which is a branch of Muslim. However, I've heard he was christian, so . . . I'd go with the Sunni Muslim answer as he's named most of his children with Muslim names.