connected the displayed price to the slider.

main.py

@@ -4,6 +4,8 @@ from kivy.core.window import Window  # For inspection.
 from kivy.properties import NumericProperty
 
 class OrderApp(App):
+    instance = NumericProperty(0)
+    amount = NumericProperty(0)
     total = NumericProperty(0) # in cents
     def build(self):
         inspector.create_inspector(Window, self)  # For inspection (press control-e to toggle).
@@ -11,7 +13,6 @@ class OrderApp(App):
         self.total = round(self.root.ids.food.value * 100)
 
 
-
 if __name__ == '__main__':
     app = OrderApp()
     app.run()

order.kv

@@ -26,3 +26,39 @@ BoxLayout:
     Label:
         text: f' your total is ${app.total /100:.2f}.'
         font_size: sp(24)
+
+
+
+    BoxLayout:
+    Label:
+        text: 'Switch to enter your order'
+    Switch:
+        id: switch
+    Label:
+
+        text: 'your order is done' if switch.active else 'Wait your order is still working'
+
+
+
+    ToggleButton:
+        text: 'Male'
+        group: 'Gender'
+    ToggleButton:
+        text: 'Female'
+        group: 'Gender'
+        status: 'Down'
+
+    Image:
+        source: 'Em.jpg'
+        size: self.texture_size
+        size_hint: (2,2)
+
+
+
+
+
+
+
+
+
+