Officials in Texas are set to vote Tuesday on a controversial new public school curriculum that incorporates Christian lessons from the Bible as early as kindergarten while putting less focus on other faiths.

The Texas State Board of Education has given initial approval to a Bible-infused curriculum that would be optional for public schools to adopt for lessons from kindergarten through fifth grade.

Texas Freedom Network, a grassroots organization that released an analysis of the curriculum in early November that asserted it overemphasized Christianity over other religions, reiterated its stance not to recommend its approval despite the changes made ...