diff --git a/ProblemMap/mvp_demo/instruments/timer_tool.py b/ProblemMap/mvp_demo/instruments/timer_tool.py
new file mode 100644
index 00000000..b068206c
--- /dev/null
+++ b/ProblemMap/mvp_demo/instruments/timer_tool.py
@@ -0,0 +1,15 @@
+import time
+
+class Timer:
+    def __init__(self):
+        self.start_time = None
+
+    def start(self):
+        self.start_time = time.time()
+
+    def stop(self):
+        if self.start_time is None:
+            print("Timer was not started.")
+            return
+        elapsed = time.time() - self.start_time
+        print(f"Elapsed time: {elapsed:.4f} seconds")