At Disney World their two Water parks, Blizzard Beach and Typhoon Lagoon require separate tickets from those of the 4 major theme parks. The indoor amusement park with video games and virtual reality simulations called Disney Quest also requires separate admission.
You may either purchase a 1 Day ticket to these attractions, an Annual Hopper which will allow a full year of unlimited admissions, you must purchase the Water parks and more Option for your Magic Your Way tickets, or lastly purchase a Premium Annual Pass.
The table below shows pricing for the single day tickets and the Annual Hopper for these attractions.