5. NASD permitted students in J.A.'s class to distribute a variety of Valentine's cards bearing secular messages, including cards with human skulls, guns, and weapons, as part of the 2014 class celebration of Valentine's Day.
6. But NASD Policy 220, entitled "Student Expression," prohibits students from engaging in any expression, whether oral or written, that "[s]eek[s] to establish the supremacy of a particular religious denomination, sect, or point of view."
7. Pursuant to NASD's Policy 220 and its practice, NASD singled out J.A.'s religious Valentine's cards for prohibition and censure even though there was no evidence that J.A.'s cards would create a material and substantial disruption at school.