diff --git a/dice_stats.py b/dice_stats.py
index 83a99cb..ec1d09f 100644
--- a/dice_stats.py
+++ b/dice_stats.py
@@ -18,6 +18,31 @@ class FiveDice:
             if face != 1:
                 return False
         return True
+    
+    def three_of_a_kind(self):
+        face_counts = {}
+        for face in self.faces():
+            if face in face_counts:
+                face_counts[face] += 1
+            else:
+                face_counts[face] = 1
+        for count in face_counts.values():
+            if count >= 3:
+                return True
+        return False
+    
+    def four_of_a_kind(self):
+        face_counts = {}
+        for face in self.faces():
+            if face in face_counts:
+                face_counts[face] += 1
+            else:
+                face_counts[face] = 1
+        for count in face_counts.values():
+            if count >= 4:
+                return True
+        return False
+
 
 dice = FiveDice()
 successes = 0
@@ -27,7 +52,24 @@ for trial in tqdm(range(trials)):
     if dice.all_ones():
         successes += 1
 
-print(successes/trials)
-    
+print(f"all ones + {successes/trials}")
+
+three_of_a_kind_successes = 0
+four_of_a_kind_successes = 0
+
+for trial in tqdm(range(trials)):
+    dice.roll()
+    if dice.three_of_a_kind():
+        three_of_a_kind_successes += 1
+
+print(f"three of a kind: {three_of_a_kind_successes / trials}")
+
+for trial in tqdm(range(trials)):
+    dice.roll()
+    if dice.four_of_a_kind():
+        four_of_a_kind_successes += 1
+
+print(f"four of a kind: {four_of_a_kind_successes / trials}")
+