Children younger than the age of 2 may enter free of charge. Children older than age 2 will be admitted with an adult ticket purchased from Goldstar, which represents a discount when compared with Six Flags' $35.99 full-price child's ticket. Food, beverages, games, merchandise, and pay-per-ride attractions are not included in the listed rate. Rides, hours of operation, show times, and attractions are subject to change and/or closing without advance notice. For more information, please visit http://www.sixflags.com/discoveryKingdom Prices include a 2.5% Vallejo city fee.