Ornamental shells from the war memorial were uprooted and private tombstones were smashed.
In France, on average, there are three anti-Christian attacks a day.
The signs were found at 7:30 am by the management of the school who erased them before students arrived.
The terminally ill Frenchman hopes that his "fight" will represent a step towards loosening the law on euthanasia in his country.
All the windows of the bookstore were targeted by inscriptions, such as "Christianity is a successful sect".
France remains the European country in which the rise of anti-Christian vandalism is the most significant.
It was the statue of a survivor of the Turkish genocide. The assailant denies that genocide ever occurred.
The Tour de France started yesterday from Nice, with anti-Christian signs on the cycling track
Seemingly, the perpetrators did not intend to desecrate the church.