LEGOLAND Discovery Center is designed for families with children ages 2-12. During periods of high attendance, entrance may be delayed up to 30 minutes; this is to ensure the safety of all guests. An adult must accompany children 12 and under. Management is not responsible for theft or loss of any personal property. Management is not responsible for any bodily injury or harm that may occur within LEGOLAND Discovery Center Chicago. The Child Ticket is good for ages 3 - 12. Children 2 and under are free. Full price includes Schaumburg City Tax.