diff --git a/examples/spiral_polygons/fidget_polygon.scad b/examples/spiral_polygons/fidget_polygon.scad
index 60d9ed71..b7d34cb5 100644
--- a/examples/spiral_polygons/fidget_polygon.scad
+++ b/examples/spiral_polygons/fidget_polygon.scad
@@ -1,3 +1,4 @@
+model = "POLYGON"; // [POLYGON, BASE, BOTH]
 beginning_radius = 7.5;
 fn = 4;
 number_of_polygons = 10;
@@ -5,10 +6,11 @@ height = 20;
 thickness = 1.5;
 spacing = 0.5 * thickness;
 slope = 1.2;
+base_height = height * 1.75;
 
-fidget_polygon(beginning_radius, fn, number_of_polygons, height, thickness, spacing, slope);
+fidget_polygon(model, beginning_radius, fn, number_of_polygons, height, thickness, spacing, slope, base_height);
 
-module fidget_polygon(beginning_radius, fn, n, height, thickness, spacing, slope) {
+module fidget_polygon(model, beginning_radius, fn, n, height, thickness, spacing, slope, base_height) {
     theta = 180 / fn;
 
 	y = beginning_radius - beginning_radius * cos(theta);
@@ -21,12 +23,12 @@ module fidget_polygon(beginning_radius, fn, n, height, thickness, spacing, slope
 		circle(r, $fn = fn);
 	}
 	
-	rs = [for(i = [0: n]) beginning_radius + i * dr];
+	rs = [for(i = [0: n + 1]) beginning_radius + i * dr];
 	//as = [for(i = [1: n]) a(rs[i - 1], rs[i], i) / 2];
 	
 	half_height = height / 2;
 
-	s = [for(i = [1: n]) (rs[i] + slope * half_height) / rs[i]];
+	s = [for(i = [1: n + 1]) (rs[i] + slope * half_height) / rs[i]];
 
 	module half() {
 	    translate([0, 0, -half_height]) {
@@ -47,7 +49,63 @@ module fidget_polygon(beginning_radius, fn, n, height, thickness, spacing, slope
 		}
 	}
 	
-	half();	
-	mirror([0, 0, 1])
-	    half();
+	if(model == "POLYGON" || model == "BOTH") {
+		half();	
+		mirror([0, 0, 1])
+			half();
+	}
+	// base
+
+	ring_thickness = thickness * 1.5;
+    module base_ring() {
+		translate([0, 0, -ring_thickness])
+		difference() {
+			linear_extrude(ring_thickness, scale = 1.02)
+			offset(ring_thickness / 3, $fn = n)
+				drawPolygon(rs[n] * s[n] - thickness);
+
+			linear_extrude(thickness * 4, center = true)
+			    drawPolygon(rs[n] * s[n] - ring_thickness);	
+		}
+	}
+
+    if(model == "BASE" || model == "BOTH") {
+		color("white") {
+			// plate
+			translate([0, 0, -half_height])
+			linear_extrude(half_height, scale = s[n])
+			difference() {
+				drawPolygon(rs[n]);
+				drawPolygon(rs[n] - thickness);
+			}			
+
+			// ring
+			base_ring();
+			mirror([0, 0, 1])
+				base_ring();
+
+			translate([0, 0, -base_height + ring_thickness])
+			mirror([0, 0, 1])
+			scale([1, 1, 1.5])
+				base_ring();
+
+			// stick
+			d = rs[n] * s[n];
+			off_h = -base_height + ring_thickness;
+			a = 180 / fn;
+			stick_r = thickness * 1.75;
+			stick_h = base_height - ring_thickness;
+			for(i = [0:fn - 1]) {
+				rotate(360 / fn * i)
+				translate([d, 0, off_h]) 
+				rotate(a) {
+					linear_extrude(stick_h)
+						circle(stick_r, $fn = fn);
+					translate([0, 0, stick_h])
+					linear_extrude(ring_thickness, scale = 0.75)
+						circle(stick_r, $fn = fn);
+				}
+			}
+		}
+	}
 }
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