brainwash

I was reading the "operation clambake" website http://www.xenu.net/roland-intro.html which is devoted to exposing the somewhat dubious nature of scientology.... in it there is the following paragraph.... ....to what extent is this true? Or is it a little woo itself?

Tell us how better to brainwash your kids From: "Surveys" survey@lists.scientology.net Date: May 25, 2005 Subject: Scientology Parents Survey Reply-To: survey@scientology.net Dear xxxxx, If you are the parent of a child/children between the ages of 5 and 19, please answer the below survey...