Today’s special deal is ContentBarrier for Mac OS X. It’s being offered for US$19.99; the regular price is $39.99. To take advantage of this special pricing go to http://www.mupromo.com/deal/1844/6603/contentbarrier .
ContentBarrier sets up a protective wall around your computer. Its predefined categories let you choose what you don’t want your children to see, and you can also create your own custom categories.