|Valid at LEGOLAND Discovery Center Boston only. Must have at least one child per group, adults cannot visit without child. Reservations not required. You may experience a wait to enter attraction. Annual Pass: Must present voucher with photo ID to redeem. No cash value. Must activate by expiration. Valid for 1 year from activation. Subject to availability. Younger than 18 must be accompanied by guardian. Limit 10 per person. Valid only for option purchased. Not valid with other offers or promotions.