diff --git a/vignettes/classroom.csv b/vignettes/classroom.csv
deleted file mode 100644
index 42adbd5f..00000000
--- a/vignettes/classroom.csv
+++ /dev/null
@@ -1,5 +0,0 @@
-"name","quiz1","quiz2","test1"
-"Billy",NA,"D","C"
-"Suzy","F",NA,NA
-"Lionel","B","C","B"
-"Jenny","A","A","B"
diff --git a/vignettes/classroom2.csv b/vignettes/classroom2.csv
deleted file mode 100644
index b039b09b..00000000
--- a/vignettes/classroom2.csv
+++ /dev/null
@@ -1,4 +0,0 @@
-"assessment","Billy","Suzy","Lionel","Jenny"
-"quiz1",NA,"F","B","A"
-"quiz2","D",NA,"C","A"
-"test1","C",NA,"B","B"