diff --git a/Interface/grid_draw.py b/Interface/grid_draw.py
index b40a406..e3900e7 100644
--- a/Interface/grid_draw.py
+++ b/Interface/grid_draw.py
@@ -10,7 +10,6 @@ class Colors:
 
 
 DEFAULT_COLOR = Colors.WHITE
-RADIUS_SIZE_COEFFICIENT = 3
 
 
 def default_color(func):
@@ -54,6 +53,5 @@ class GridDraw:
             self.line(0, tiles_height * i, self.width, tiles_height * i, color=color)
 
     @default_color
-    def circle(self, x, y, tile_height, color=None):
-        radius = tile_height / RADIUS_SIZE_COEFFICIENT
+    def circle(self, x, y, radius, color=None):
         pygame.draw.circle(self.screen, color, (x, y), radius)
diff --git a/Interface/vacuum_render.py b/Interface/vacuum_render.py
index 6d9bc79..82ca681 100644
--- a/Interface/vacuum_render.py
+++ b/Interface/vacuum_render.py
@@ -1,3 +1,5 @@
+from enum import Enum
+from typing import List
 from Interface.grid_draw import GridDraw, Colors
 import sys
 import pygame
@@ -10,29 +12,115 @@ def initial_draw(window_dimensions, board_size):
     # window name
     pygame.display.set_caption("AI Vacuum Cleaner")
 
-    # define array for grid
-    board_array = [["" for j in range(board_size)] for i in range(board_size)]
-    board_render(board_array)
-
     # set window dimension
     window_width = window_dimensions
     window_height = window_dimensions
 
     # FIXME @countingthedots: please tell me what is going on there and why???
     #
-    grid = GridDraw(window_width, window_height)
+    renderer = GridDraw(window_width, window_height)
     tile_width = window_width / board_size
     tile_height = window_height / board_size
+    radius = tile_width / 3
     x = tile_width / 2
     y = tile_height / 2
 
+    # initialize board array
+    newGrid = Grid(board_size, tile_width)
+
     # rendering loop
     while True:
-        grid.start_draw()
-        grid.board(board_size, board_size)
+        renderer.start_draw()
+        renderer.board(board_size, board_size)
         (x, y) = robot_movement(
             window_width, window_height, tile_width, tile_height, x, y
         )
-        grid.circle(x, y, tile_height, color=Colors.RED)
-        grid.end_draw()
+        renderer.circle(x, y, radius, color=Colors.RED)
+        renderer.end_draw()
         pygame.time.delay(10)
+
+
+# TODO wrap it all to another file that handles array rendering
+class acceptedType(Enum):
+    EMPTY = "empty"
+    PLAYER = "player"
+    RUBBISH = "rubbish"
+    ANIMAL = "animal"
+
+
+class objectOnTile:
+    def __init__(
+        self, position_x: int, position_y: int, type: acceptedType = acceptedType.EMPTY
+    ):
+        self.position_x = position_x
+        self.position_y = position_y
+        self.type = type
+
+
+def _translate_array_to_window_position(
+    position_in_array, window_dimensions, board_size
+) -> int:
+    # TODO calculate position from array position to window position eg.: array_position = 0 => window_position = 50 (px)
+    return 0
+
+
+class Grid:
+    def __init__(self, size_array, tile_width):
+        self.array = [
+            [objectOnTile(i, j) for j in range(size_array)] for i in range(size_array)
+        ]
+        self.list: List[objectOnTile] = []
+
+    # render the array
+    def render(self, renderer: GridDraw, window_dimensions, board_size, tile_width):
+        # render object with respect to type
+        for item in self.list:
+            if item.type == acceptedType.PLAYER:
+                # constants for player
+                PLAYER_RADIUS_RATIO = 3
+                PLAYER_COLOR = Colors.RED
+
+                render_x = _translate_array_to_window_position(
+                    item.position_x, window_dimensions, board_size
+                )
+                render_y = _translate_array_to_window_position(
+                    item.position_y, window_dimensions, board_size
+                )
+                renderer.circle(
+                    render_x,
+                    render_y,
+                    tile_width / PLAYER_RADIUS_RATIO,
+                    color=PLAYER_COLOR,
+                )
+            # TODO act accordingly to other options
+
+    # add new object on grid
+    def add(self, newObject: objectOnTile):
+        if (
+            self.array[newObject.position_x][newObject.position_y].type
+            != acceptedType.EMPTY
+        ):
+            print(
+                f"Cannot add object at ({newObject.position_x}, {newObject.position_y}): position already occupied"
+            )
+            return
+
+        self.array[newObject.position_x][newObject.position_y] = newObject
+        self.list.append(newObject)
+
+    def delete(self, position_x, position_y):
+        # Find the object with the given position in the list
+        for obj in self.list:
+            if obj.position_x == position_x and obj.position_y == position_y:
+                break
+
+        else:  # No object found with the given position
+            print(f"No object found at ({position_x}, {position_y})")
+            return
+
+        # Remove the object from both the array and the list
+        self.array[position_x][position_y] = objectOnTile(position_x, position_y)
+        self.list.remove(obj)
+
+    # TODO update: update position from (start_x, start_y) to (end_x, end_y)
+    # TODO change movement to work with arrays