Little Bears Preschool
- Pre-kindergarten education based on teaching children personal responsibility. Includes lesson samples and schedule.
- http://www.littlebearspreschoolco.com/

Douglas County High School Alumni Community
- An on-line, class-based alumni community resource including a classmate database, message board, photographs, business links and reunion information.
- http://www.classreport.com/usa/co/castle_rock/dchs/

Colorado Alumni Net - Castle Rock
- Bulletin/message board for Castlerock High School Alumni.
- http://www.infophil.com/Colorado/Alumni/Castle_Rock.html