diff --git a/data_structures/binary_tree/BFS, DFS, ASearch.py b/data_structures/binary_tree/BFS, DFS, ASearch.py
new file mode 100644
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+++ b/data_structures/binary_tree/BFS, DFS, ASearch.py	
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+# BFS, DFS, A* search, Uniform cost, Greedy search
+# implementing searches for tree search
+
+from collections import deque
+import heapq
+
+# Define the weighted graph as a dictionary
+weighted_graph = {
+    "S": {"A": 3, "B": 1},
+    "A": {"S": 3, "B": 2, "C": 2},
+    "B": {"C": 3, "S": 1, "A": 2},
+    "C": {"A": 2, "D": 4, "B": 3, "G": 4},
+    "D": {"C": 4, "G": 1},
+    "G": {"D": 1, "C": 4},
+}
+
+
+# BREADTH FIRST SEARCH
+def breadth_first_search(graph, start, goal):
+    queue = deque([(start, [start])])  # Queue of (node, path) tuples
+    visited = set()
+
+    while queue:
+        current_node, path = queue.popleft()
+
+        if current_node == goal:
+            return path  # Path found
+
+        if current_node not in visited:
+            visited.add(current_node)
+            for neighbor in graph.get(current_node, []):
+                if neighbor not in visited:
+                    queue.append((neighbor, path + [neighbor]))
+
+    return None  # No valid path found
+
+
+# Start and goal nodes
+start_node = "S"
+goal_node = "G"
+
+# Find the breadth-first search path
+bfs_path = breadth_first_search(weighted_graph, start_node, goal_node)
+
+if bfs_path:
+    print("-------------------------------------------------------------")
+    print("Breadth First Search:", " -> ".join(bfs_path))
+    print()
+else:
+    print("No valid path found from 'S' to 'G' using Breadth-First Search.")
+
+
+# DEPTH  FIRST SEARCH
+def depth_first_search(graph, node, visited=None, path=None):
+    if visited is None:
+        visited = set()
+    if path is None:
+        path = []
+
+    visited.add(node)
+    path.append(node)
+
+    for neighbor in graph.get(node, {}):
+        if neighbor not in visited:
+            depth_first_search(graph, neighbor, visited, path)
+
+    return path
+
+
+# Perform DFS starting from node 'S'
+dfs_path = depth_first_search(weighted_graph, "S")
+
+if dfs_path:
+    print("Depth First Search:", " -> ".join(dfs_path))
+    print()
+else:
+    print("No valid path found using Depth-First Search.")
+
+
+# UNIFORM COST SEARCH
+def Uniform_Cost_Search(graph, start, goal):
+    distances = {node: float("infinity") for node in graph}
+    distances[start] = 0
+    previous_nodes = {node: None for node in graph}
+    priority_queue = [(0, start)]
+
+    while priority_queue:
+        current_distance, current_node = heapq.heappop(priority_queue)
+
+        if current_node == goal:
+            path = []
+            while previous_nodes[current_node] is not None:
+                path.insert(0, current_node)  # Insert node at the beginning of the path
+                current_node = previous_nodes[current_node]
+            path.insert(0, start)  # Insert start node at the beginning of the path
+            return distances[goal], path
+
+        if current_distance > distances[current_node]:
+            continue
+
+        for neighbor, weight in graph[current_node].items():
+            total_cost = current_distance + weight
+            if total_cost < distances[neighbor]:
+                distances[neighbor] = total_cost
+                previous_nodes[neighbor] = current_node
+                heapq.heappush(priority_queue, (total_cost, neighbor))
+
+    return float("infinity"), []  # Goal not reachable
+
+
+least_uniform_cost_to_G, path_to_G = Uniform_Cost_Search(weighted_graph, "S", "G")
+
+
+print("Least Uniform Cost:", least_uniform_cost_to_G)
+print("Uniform Cost Search:", " -> ".join(path_to_G))
+print()
+
+
+# GREEDY SEARCH
+def Greedy_Search(graph, start, goal, heuristic):
+    visited = set()
+    path = []
+    current_node = start
+
+    while current_node != goal:
+        if current_node in visited:
+            return None
+
+        path.append(current_node)
+        visited.add(current_node)
+        neighbors = graph[current_node]
+        if not neighbors:
+            return None  # No neighbors, cannot proceed
+        current_node = min(
+            neighbors, key=lambda node: neighbors[node] + heuristic[node]
+        )  # Greedy path
+
+    path.append(goal)
+    return path
+
+    # Heuristic values
+
+
+heuristics = {"S": 7, "B": 7, "A": 5, "C": 4, "D": 1, "G": 0}
+
+
+path = Greedy_Search(weighted_graph, "S", "G", heuristics)
+
+if path:
+    print("Greedy Search:", " -> ".join(path))
+else:
+    print("No valid path found from 'S' to 'G' using Greedy Search.")
+
+
+# A* SEARCH
+def A_Star_Search(graph, start, goal, heuristic):
+    open_set = [(0, start)]  # Priority queue: (f(n), node)
+    g_values = {node: float("infinity") for node in graph}
+    g_values[start] = 0
+    came_from = {}  # Initialize the dictionary to store parent nodes
+
+    while open_set:
+        f, current_node = heapq.heappop(open_set)
+
+        if current_node == goal:
+            # Path found
+            path = []
+            while current_node != start:
+                path.insert(0, current_node)  # Insert node at the beginning of the path
+                current_node = came_from[current_node]
+            path.insert(0, start)
+            return path
+
+        for neighbor, weight in graph.get(current_node, {}).items():
+            tentative_g = g_values[current_node] + weight
+            if tentative_g < g_values.get(neighbor, float("infinity")):
+                # This path to the neighbor is better than any previous one
+                g_values[neighbor] = tentative_g
+                f = tentative_g + heuristic.get(
+                    neighbor, 0
+                )  # Use 0 as default heuristic value if not provided
+                heapq.heappush(open_set, (f, neighbor))
+                came_from[neighbor] = current_node
+
+    return None
+
+
+start_node = "S"
+goal_node = "G"
+
+
+path = A_Star_Search(weighted_graph, start_node, goal_node, heuristics)
+
+if path:
+    print()
+    print("A* Search:", " -> ".join(path))
+    print("-------------------------------------------------------------")
+else:
+    print("No valid path found from 'S' to 'G' using A* Search.")