diff --git a/common/image_utils.py b/common/image_utils.py
index 3009f270470ccc3f8a826fdde2add8f1d2a2b5a1..d279de673b19547515b868fc94207d00c2dec817 100644
--- a/common/image_utils.py
+++ b/common/image_utils.py
@@ -201,6 +201,8 @@ def find_texture(texture, default_val=""):
     if os.path.exists(texture):
         return texture
     paths = [
+        os.path.join('..', '..', '..', 'objs', 'textures'),
+        os.path.join('..', '..', '..', 'textures'),
         os.path.join('..', '..', 'textures'),
         os.path.join('..', '..', 'objs', 'textures'),
         os.path.join('..', 'textures'),
diff --git a/objs/obj.py b/objs/obj.py
index 54887336948dfd9ab0a4534c8858d0dff6f4874d..d9929d2955f8f818e4ee3e51b4e78a8a635c6fe2 100644
--- a/objs/obj.py
+++ b/objs/obj.py
@@ -484,7 +484,10 @@ class Obj(metaclass=ABCMeta):
 
         return body_data
 
-    def show_demo(self, size_scale=10000, on_ready_fun=None, on_timer_changed_fun=None):
+    def show_demo(self, size_scale=10000,
+                  position=(0, 3000000, -9000000),
+                  on_ready_fun=None,
+                  on_timer_changed_fun=None):
         from sim_scenes.func import ursina_run
         from sim_scenes.func import camera_look_at
         from simulators.ursina.ursina_event import UrsinaEvent
@@ -495,18 +498,21 @@ class Obj(metaclass=ABCMeta):
 
         def on_ready():
             camera_look_at(self)
-            if callable(on_ready_fun):
-                on_ready_fun()
+            on_ready_fun()
 
         def on_timer_changed(time_data):
-            if callable(on_timer_changed_fun):
-                on_timer_changed_fun(time_data)
+            on_timer_changed_fun(time_data)
 
-        UrsinaEvent.on_ready_subscription(on_ready)
+        if callable(on_ready_fun):
+            UrsinaEvent.on_ready_subscription(on_ready)
 
-        UrsinaEvent.on_timer_changed_subscription(on_timer_changed)
+        if callable(on_timer_changed_fun):
+            UrsinaEvent.on_timer_changed_subscription(on_timer_changed)
+            timer_enabled = True
+        else:
+            timer_enabled = False
 
-        ursina_run(bodies=[self], position=(0, 3000000, -9000000))
+        ursina_run(bodies=[self], position=position, timer_enabled=timer_enabled)
 
 
 if __name__ == '__main__':
diff --git a/simulators/ursina/entities/ursina_demo.py b/simulators/ursina/entities/ursina_demo.py
index 5e17014d80285cad9b924262afeefed05db25cc2..3b19e80f4abd70841c97cc9e074f58fa6b63b9de 100644
--- a/simulators/ursina/entities/ursina_demo.py
+++ b/simulators/ursina/entities/ursina_demo.py
@@ -12,7 +12,11 @@ shperes = []
 
 
 def create_sphere():
-    shpere = Entity(model="sphere", position=camera_ship.position, scale=30)
+    shpere = Entity(
+        # model="sphere",
+                    model="../../../objs/models/drops.obj",
+                     texture=load_texture("../../../objs/textures/rock_snow.jpg"),
+        position=camera_ship.position, scale=500)
     shperes.append(shpere)
 
 
@@ -26,7 +30,7 @@ create_sphere_sky(scale=5000000)
 camera.parent = camera_ship
 camera.reparent_to(camera_ship)
 camera.position = [0, 1000, -3000]
-camera.rotation_x = 20
+camera.rotation_x = 10
 
 
 # application.time_scale = 1
@@ -36,8 +40,8 @@ def update():
     camera_ship.rotation_y += 0.01
     # camera.position = Vec3(0, 1000, -1000)
     for shpere in shperes:
-        shpere.position += Vec3(0, 0, 100)
         shpere.rotation_y = camera_ship.rotation_y
+        shpere.position += shpere.forward * 10
 
 
 def input(key):