diff --git a/examples/image_slicer.scad b/examples/image_slicer.scad
index 16f62aa3..bf8df1c8 100644
--- a/examples/image_slicer.scad
+++ b/examples/image_slicer.scad
@@ -1,5 +1,5 @@
 use <hull_polyline2d.scad>;
-use <experimental/marching_squares.scad>;
+use <experimental/contours.scad>;
 
 level_step = 51;
 contour_width = 1.5;
@@ -116,18 +116,14 @@ module image_slicer(levels, level_step, contour_width) {
 
     max_h = (floor(255 / level_step) + 1) * level_step;
 
-	module contours(points, z, contour_width) {
-		union() {
-			for(iso_band = marching_squares(points, [0, z])) {
-				polygon([for(p = iso_band) [p[0], p[1]]]);
-			}
-		}
-	}
-
     for(z = [level_step:level_step:255]) {
         linear_extrude((max_h - z) / level_step)
         offset(0.01) // Avoid warning
-		    contours(points, z, contour_width);   
+		union() {
+			for(iso_band = contours(points, [0, z])) {
+				polygon([for(p = iso_band) [p[0], p[1]]]);
+			}
+		}   
     }
 }
 
diff --git a/src/experimental/_impl/_marching_squares_impl.scad b/src/experimental/_impl/_contours_impl.scad
similarity index 100%
rename from src/experimental/_impl/_marching_squares_impl.scad
rename to src/experimental/_impl/_contours_impl.scad
diff --git a/src/experimental/marching_squares.scad b/src/experimental/contours.scad
similarity index 60%
rename from src/experimental/marching_squares.scad
rename to src/experimental/contours.scad
index 36347fb4..9d9290a9 100644
--- a/src/experimental/marching_squares.scad
+++ b/src/experimental/contours.scad
@@ -1,6 +1,6 @@
-use <experimental/_impl/_marching_squares_impl.scad>;
+use <experimental/_impl/_contours_impl.scad>;
 
-function marching_squares(points, threshold) = 
+function contours(points, threshold) = 
     is_undef(threshold[1]) ? 
         _marching_squares_isolines(points, threshold) :
         _marching_squares_isobands(points, threshold[0], threshold[1]);
\ No newline at end of file
diff --git a/src/experimental/demo/marching_squares_demo.scad b/src/experimental/demo/contours_demo.scad
similarity index 69%
rename from src/experimental/demo/marching_squares_demo.scad
rename to src/experimental/demo/contours_demo.scad
index 081d076f..57b8ee6f 100644
--- a/src/experimental/demo/marching_squares_demo.scad
+++ b/src/experimental/demo/contours_demo.scad
@@ -1,7 +1,7 @@
 use <hull_polyline2d.scad>;
 use <util/rand.scad>;
 use <experimental/pnoise2.scad>;
-use <experimental/marching_squares.scad>;
+use <experimental/contours.scad>;
 
 seed = rand(0, 256);
 points = [
@@ -11,11 +11,11 @@ points = [
 ];
 
 
-for(isoline = marching_squares(points, 0.1)) {
+for(isoline = contours(points, 0.1)) {
     hull_polyline2d(isoline, width = .1);
 }    
 
 translate([12, 0]) 
-for(isoband = marching_squares(points, [-.2, .2])) {
+for(isoband = contours(points, [-.2, .2])) {
     polygon([for(p = isoband) [p[0], p[1]]]);
 } 
\ No newline at end of file
diff --git a/src/experimental/demo/marching_squares_demo2.scad b/src/experimental/demo/contours_demo2.scad
similarity index 99%
rename from src/experimental/demo/marching_squares_demo2.scad
rename to src/experimental/demo/contours_demo2.scad
index 27cfab53..ac434ace 100644
--- a/src/experimental/demo/marching_squares_demo2.scad
+++ b/src/experimental/demo/contours_demo2.scad
@@ -1,5 +1,5 @@
 use <hull_polyline2d.scad>;
-use <experimental/marching_squares.scad>;
+use <experimental/contours.scad>;
 
 levels = [
     [255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255], 
@@ -111,7 +111,7 @@ points = [
 ];
 
 for(z = [0:40:255]) {
-    for(isoline = marching_squares(points, z)) {
+    for(isoline = contours(points, z)) {
         hull_polyline2d(isoline, width = .25);
     }    
 }
\ No newline at end of file