diff --git a/src/experimental/assoc_del.scad b/src/experimental/assoc_del.scad
deleted file mode 100644
index 509af523..00000000
--- a/src/experimental/assoc_del.scad
+++ /dev/null
@@ -1,5 +0,0 @@
-use <util/slice.scad>;
-
-function assoc_del(array, key) =
-    let(idx = search([key], array)[0])
-    idx == [] ? array : concat(slice(array, 0, idx), slice(array, idx + 1));
\ No newline at end of file
diff --git a/src/experimental/assoc_lookup.scad b/src/experimental/assoc_lookup.scad
deleted file mode 100644
index 85f106cf..00000000
--- a/src/experimental/assoc_lookup.scad
+++ /dev/null
@@ -1,3 +0,0 @@
-function assoc_lookup(array, key) = 
-    let(idx = search([key], array)[0])
-    array[idx][1];
\ No newline at end of file
diff --git a/src/experimental/assoc_put.scad b/src/experimental/assoc_put.scad
deleted file mode 100644
index 8b887595..00000000
--- a/src/experimental/assoc_put.scad
+++ /dev/null
@@ -1,6 +0,0 @@
-use <util/slice.scad>;
-
-function assoc_put(array, key, value) =
-    let(idx = search([key], array)[0])
-    idx == [] ? concat(array, [[key, value]]) : 
-                concat(slice(array, 0, idx), [[key, value]], slice(array, idx + 1));
\ No newline at end of file