Yes! Kids Clubs onboard are included in the cost of the cruise. After 10 pm there is typically a late-night surcharge if you choose to leave the children in for the late-night PJ party. 

Typical opening hours for the kids club are as follows:

Holland America Line offers a wide range of programs and activities designed to keep children entertained, from engaging kids' clubs and interactive play areas to thrilling water slides, themed parties, and fun educational experiences, ensuring that young travelers have an unforgettable cruise ad

Carnival Cruise Line offers a wide range of programs and activities designed to keep children entertained, from engaging kids' clubs and interactive play areas to thrilling water slides, themed parties, and fun educational experiences, ensuring that young travelers have an unforgettable cruise ad

Norwegian Cruise Line offers a variety of activites and programs for children.Youth Programs is the umbrella of programs for children 6 months to 17 years old which consists of a variety of different programs.

Princess Cruises offers a diverse range of activities and facilities for all age groups to enjoy during their voyage.

The top-rated family-friendly cruise lines are Royal Caribbean, Norwegian, Carnival, and Disney. That said each cruise line has its own personality with a variety of onboard entertainment for you to choose from depending on your family vacation style.