It may not be all for the sake of Christian nationalism, but one might regard the most ardent activists for control of instructional content and for the deprofessionalizaion of teaching as highly sympathetic to Dominion Theology. Here's an analysis of this current political movement and a reporting on its history and current scope https://nymag.com/intelligencer/article/desantis-florida-trump-education-politics.html When it comes to science, a Montana bill would have restricted science education to
"'scientific fact' defined in the bill as 'an indisputable and repeatable observation of a natural phenomena'".
That bill was tabled.