Created some starting rooms and started working on the room, gamemanager, turnmanager, roommanager classes.

PuzzleGameProject/Assets/Scripts/GameManager.cs

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+using UnityEngine;
+
+public class GameManager : MonoBehaviour
+{
+    public TurnManager turnManager;
+    public RoomManager roomManager;
+    
+    // Start is called once before the first execution of Update after the MonoBehaviour is created
+    void Start()
+    {
+        roomManager.InnitializeRooms();
+    }
+
+    // Update is called once per frame
+    void Update()
+    {
+        
+    }
+}

PuzzleGameProject/Assets/Scripts/GameManager.cs.meta

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+fileFormatVersion: 2
+guid: 85fe57d438ef1ec4fa8b36b9c17c11a4

PuzzleGameProject/Assets/Scripts/Room.cs

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+using TMPro;
+using UnityEngine;
+using System.Collections.Generic;
+
+public class Room : MonoBehaviour
+{
+    public int number;
+    public GameObject numberTextObject;
+    public List<GameObject> adjacentRooms;
+    public bool isEntrance;
+    private bool isExplored = false;
+    
+    // Start is called once before the first execution of Update after the MonoBehaviour is created
+    void Start()
+    {
+        if (isEntrance)
+        {
+            SetPropertiesOfEntrance();
+        }
+        
+        TextMeshProUGUI numberText = numberTextObject.GetComponent<TextMeshProUGUI>();
+        numberText.SetText(number.ToString());
+    }
+
+    // Update is called once per frame
+    void Update()
+    {
+        
+    }
+
+    private void SetPropertiesOfEntrance()
+    {
+        this.gameObject.GetComponent<SpriteRenderer>().color = Color.green;
+        this.isEntrance = true;
+    }
+}

PuzzleGameProject/Assets/Scripts/Room.cs.meta

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+fileFormatVersion: 2
+guid: 129987f6d2a5e97458682506ddec4576

PuzzleGameProject/Assets/Scripts/RoomManager.cs

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+using UnityEngine;
+using System.Collections.Generic;
+
+public class RoomManager : MonoBehaviour
+{
+    public GameObject rooms;
+    private List<GameObject> _entranceRooms = new List<GameObject>();
+
+    public void InnitializeRooms()
+    {
+        AddEntranceRoomsToList(rooms);
+    }
+    
+    private void AddEntranceRoomsToList(GameObject rooms)
+    {
+        foreach (Transform roomTransform in rooms.transform)
+        {
+            if (roomTransform.gameObject.GetComponent<Room>().isEntrance)
+            {
+                _entranceRooms.Add(roomTransform.gameObject);
+            }
+        }
+    }
+
+    public List<GameObject> GetEntranceRooms()
+    {
+        return _entranceRooms;
+    }
+}

PuzzleGameProject/Assets/Scripts/RoomManager.cs.meta

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+fileFormatVersion: 2
+guid: f0c75429168c5fb418e656b295433971

PuzzleGameProject/Assets/Scripts/TurnManager.cs

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+using UnityEngine;
+
+public class TurnManager : MonoBehaviour
+{
+    public RoomManager roomManager;
+    private int _turn = 0;
+    
+    // Start is called once before the first execution of Update after the MonoBehaviour is created
+    void Start()
+    {
+        
+    }
+
+    // Update is called once per frame
+    void Update()
+    {
+        
+    }
+
+    private void takeTurn()
+    {
+        
+    }
+}

PuzzleGameProject/Assets/Scripts/TurnManager.cs.meta

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+fileFormatVersion: 2
+guid: 6d900f1b1caebac429626fd7fe820582