AO-Soft
   Offers a safe way to search on the web.
   http://www.ao-soft.com/

AtomicSeek
   Search with explicit keyword phrases blocked from resolving results.
   http://www.atomicseek.com/

ForParentsOnly
   Dedicated to parents and parenting information on topics like adoption, family, pregnancy, baby names and home schooling.
   http://www.forparentsonly.com/

StopDog
   Uses advanced filtering technology to deliver millions of web sites in a safe environment.
   http://www.stopdog.com/