Do you offer a family discount? We do offer Family Tickets for Families of 3, 4 or 5. These must be booked at least 24 hours in advance. Related articles How do I redeem a voucher at SEA Life Centre Manchester? How do I redeem my Kellogg's voucher online? What is a Standard Entry ticket and what's included? Do you accept Blue Peter Badges for entry into SEA LIFE Centre Manchester? Can I buy tickets online for the same day?