diff --git a/main.js b/main.js
index b9dc28e..eedf7a9 100644
--- a/main.js
+++ b/main.js
@@ -62,7 +62,7 @@ for( const face_m of face_ms ) {
 }
 
 
-const STRUCTURES = [ POLYTOPES.cell120_inscribed() ];
+const STRUCTURES = POLYTOPES.build_all();
 
 const STRUCTURES_BY_NAME = {};
 
diff --git a/polytopes.js b/polytopes.js
index 6ed7362..e37392b 100644
--- a/polytopes.js
+++ b/polytopes.js
@@ -133,6 +133,15 @@ export const tesseract = () => {
 
 	scale_nodes(nodes, Math.sqrt(2) / 2);
 	const links = auto_detect_edges(nodes, 4);
+	links.map((l) => { l.label = 0 });
+
+	for( const p of [ 1, 2 ] ) {
+		const nodes16 = nodes.filter((n) => n.label === p);
+		const links16 = auto_detect_edges(nodes16, 6);
+		links16.map((l) => l.label = p);
+		links.push(...links16);
+	}
+
 
 	return {
 		name: 'tesseract',
@@ -142,10 +151,10 @@ export const tesseract = () => {
 			node_size: 0.02,
 			link_size: 0.02
 		},
-		base: {},
 		options: [
-			[ 'One inscribed 16-cell', {} ],
-			[ 'Both inscribed 16-cells', {} ],
+			{ name: 'normal', links: [ 0 ] },
+			{ name: 'one 16-cell', links: [ 0, 1 ] },
+			{ name: 'both 16-cells', links: [ 0, 1, 2 ] },
 		],
 	};
 }
@@ -785,3 +794,9 @@ export const dodecahedron_inscribed = () => dodecahedron_some_inscribed([1]);
 export const dodecahedron_all_inscribed = () => dodecahedron_some_inscribed([1,2,3,4,5]);
 
 
+export const build_all = () => {
+	return [
+		tesseract(),
+	 	cell120_inscribed()
+	 	];
+}
\ No newline at end of file