May students in public schools write about religious topics, specifically referring to Christmas?

Absolutely!  Students have free speech rights in the classroom. When they are given a choice of topics for an assignment, a religious choice cannot be prohibited.

For more information on the topic of legally celebrating Christmas in 21st Century America, check out this extremely popular book from the Christian Law Association:

Keeping Christ in Christmas

This exciting new book exposes the hidden agenda behind the “secularization” of Christmas in America. Contrary to popular opinion, Christmas may still be legally celebrated in public schools, public parks, government offices, and even in state legislatures!

In this book, you’ll find out:

• The historical truth of our nation’s founders’ respect for the meaning of Christmas.
• The legal rights of Christians to publicly celebrate Christmas.
• All the legal precedents that protect our freedom to celebrate the birth of Christ.