It depends on the cruise.
How much dose it cost for a familyof 7 at Nickelodeon cruise
The cost of a cruise for your family depends on a lot of factors. For example, where are you going, how long is the cruise, and how many people are in your family?
loads
"The cost of a seabourn cruise would depend on where you were going. A Mediterranean cruise would cost about $2000, while a world cruise starts ar $10,000."
"Depending on the cruise route and length, an Oosterdam cruise can cost anywhere from $300 to $600 base, and may cost more depending on what options and extras you decide to get."
Holland America does have activities directed toward children, but if you are looking for a cruise specifically for children you'd be much better off going with Disney Cruise Lines.
$3.00
Tom Cruise has 3 children
It depends on the cruise of your choice.
Around $697,000,000
$1.5 million USD
45,000