The regular price to get in is $61.99 this will get you your admission for just $31.99. That is the cost of a kids ticket and a 35% savings. You have about 2 days left to get this offer. Just see here
If you have never been on Groupon you can sign up for it here
The Fine Print
Promotional value expires Sep 7, 2015.Notwithstanding anything to the contrary in voucher or elsewhere, Groupon is seller of voucher & merchant has no responsibility other than honoring voucher for stated purpose & only during promotional period ending 9/7/15. Tickets not redeemed by 9/7/15 will be automatically refunded by Groupon. Limit 10 per person. Valid for ages 3+. Merchant reserves right to refuse admission & control occupancy. Not valid with any other offers or discounts. Some attractions require extra fee. Not valid with promo codes. Seeadditional restrictions.Merchant is solely responsible to purchasers for the care and quality of the advertised goods and services.