SeaWorld is offering children aged 3-12 entry to its parks in Orlando, San Diego and San Antonio for just $5 with each full-price, single-day adult ticket purchased online. The offer is available through December 31, 2010.

Tickets must be ordered online through www.seaworldcares.com. One $5 child ticket can be purchased for each full-price adult ticket.

The money collected from each child ticket will go to non-profit organizations that work on wildlife conservation projects. Families are able to choose which conservation effort the money will go to.