diff --git a/.gitignore b/.gitignore
index 2d953dc8..0fa523b8 100644
--- a/.gitignore
+++ b/.gitignore
@@ -157,4 +157,14 @@ datasets/
 # Temporary files
 tmp/
 temp/
-*.tmp 
\ No newline at end of file
+*.tmp 
+# Virtual environment
+.venv/
+
+# NBGrader database files
+gradebook.db*
+
+# NBGrader temporary files
+assignments/submitted/
+assignments/autograded/
+assignments/feedback/