Implemented dice rolling.

PuzzleGameProject/Assets/Scripts/Helper.cs

@@ -0,0 +1,18 @@
+using UnityEngine;
+using System.Collections.Generic;
+using System.Linq;
+
+public static class Helper
+{
+    public static GameObject[] GetTaggedChildren(GameObject parent, string tag) {
+        List<GameObject> childrenWithTag = new List<GameObject>();
+        foreach (Transform child in parent.transform)
+        {
+            if (child.CompareTag(tag))
+            {
+                childrenWithTag.Add(child.gameObject);
+            }
+        }
+        return childrenWithTag.ToArray();
+    }
+}