Parents of elementary school children in California were upset that their kids were the targets of a sex survey conducted by the Palmdale School District. The survey, distributed in 2002, focused on how often prepubescent school kids thought about sex and touched themselves--you know, just the kind of things educators need to know to in order to effectively teach reading, writing and math skills. The parents filed a lawsuit, claiming that the survey "violated parents' substantive due process and privacy rights." Last week, the Ninth Circuit Court of Appeals, in Fields v. Palmdale School District [http://caselaw.lp.findlaw.com/data2/circs/9th/0356499p.pdf], dismissed the suit, saying:...