Well, that's true if you judge from the 2012 Texas Republican party platform. Granted, party platforms aren't usually turned into legislation, but they're meant to appeal to voters. What appeals to Texas Republicans? This, from page 12 of the document:
Knowledge-Based Education – We oppose the teaching of Higher Order Thinking Skills (HOTS) (values clarification), critical thinking skills and similar programs that are simply a relabeling of Outcome-Based Education (OBE) (mastery learning) which focus on behavior modification and have the purpose of challenging the student’s fixed beliefs and undermining parental authority.
