diff --git a/website/docs/assignments/presentations.md b/website/docs/assignments/presentations.md
index f38799e..2e23e5d 100644
--- a/website/docs/assignments/presentations.md
+++ b/website/docs/assignments/presentations.md
@@ -37,3 +37,5 @@ Here are a few specific things to keep in mind when presenting a paper.
   technical term if you are not sure everyone knows what it means. You should
   assume that everyone in the class has basic familiarity with the paper (say,
   assume everyone spent about 30-45 minutes reading the paper before class).
+
+You may use the chalkboard during the presentation, or slides.