diff --git a/src/components/InteractiveObjects/PairMatchingGame.js b/src/components/InteractiveObjects/PairMatchingGame.js
index 52339d5..71b99c2 100644
--- a/src/components/InteractiveObjects/PairMatchingGame.js
+++ b/src/components/InteractiveObjects/PairMatchingGame.js
@@ -1,7 +1,5 @@
-import { BoxGeometry, Mesh, MeshStandardMaterial, Group, Vector3 } from 'three';
-import { LineGeometry } from 'three/examples/jsm/Addons.js';
-import { LineMaterial } from 'three/examples/jsm/Addons.js';
-import { Line2 } from 'three/examples/jsm/Addons.js';
+import { BoxGeometry, Mesh, MeshStandardMaterial, Group, Vector3, CatmullRomCurve3 } from 'three';
+import { LineMaterial, LineGeometry, Line2 } from 'three/examples/jsm/Addons.js';
 import { centerOrigin } from '@/lib/MeshUtils';
 import { EventManager } from '@/lib/EventManager';
 import Utils from '@/lib/Utils';
@@ -60,17 +58,15 @@ class PairMatchingGame extends EventManager {
             let clicked, done = [];
 
             let connect = (a, b)=>{
-                let g = new LineGeometry();
-                g.setFromPoints([
+                let crc = new CatmullRomCurve3([
                     a.position,
-                    new Vector3().copy(a.position).lerpVectors(a.position, b.position, 0.5).multiplyScalar(1.1),
+                    new Vector3().copy(a.position).lerpVectors(a.position, b.position, 0.5).multiplyScalar(1 + Math.random() * 0.1 * done.length / c),
                     b.position
-                ]);
+                ])
+                let g = new LineGeometry().setFromPoints( crc.getPoints(7) );
                 let m = new Line2(g, new LineMaterial( {
 					color: 0x00FF00,
 					linewidth: 5, // in world units with size attenuation, pixels otherwise
-					dashed: false,
-					alphaToCoverage: true,
 				} ));
                 container.add(m)
             }
@@ -85,9 +81,11 @@ class PairMatchingGame extends EventManager {
                     if (oc.userData.gd.id === clicked.userData.gd.id){
                         connect(oc, clicked);
                         done.push(oc.userData.gd.id)
-                    }else{
-                        clicked = null;
+                        if (done.length == c) {
+                            this.dispatchEvent({type:'finish'})
+                        }
                     }
+                    clicked = null;
                 }else{
                     clicked.scale.setScalar(1.2);
                 }