diff --git a/labs/lab_1/lab_1a.py b/labs/lab_1/lab_1a.py
index 9d15ec83..7a085b71 100644
--- a/labs/lab_1/lab_1a.py
+++ b/labs/lab_1/lab_1a.py
@@ -3,14 +3,17 @@
 
 The first lab in the BWSI CSS course. To complete this lab, fill out the variable on line 10
 with your name. Then, save the code, add it to the staging area, and commit it to the Git tree.
+
+This is to simulate a change made on a robot: robot_speed = 8 # m/s
 """
 
 def main():
     print("Hello World!")
 
-    name = "" # TODO: Insert your name between the double quotes
+    name = "neil" # TODO: Insert your name between the double quotes
 
     print(f"{name}, Welcome to the CSS course!")
+    print("Hey all! My name's Neil and I'm a junior in Boston, MA. Outside of STEM, I loving playing and watching my favorite sports: football and basketball.")
 
 if __name__ == "__main__":
     main()
diff --git a/labs/lab_1/lab_1b.py b/labs/lab_1/lab_1b.py
index e58dd957..859ff168 100644
--- a/labs/lab_1/lab_1b.py
+++ b/labs/lab_1/lab_1b.py
@@ -37,18 +37,26 @@ def simple_calculator(operation: str, num1: float, num2: float) -> float:
     else:
         raise ValueError("Invalid operation. Please choose from 'add', 'subtract', 'multiply', or 'divide'.")
 
+
+
 def main():
     
     print(f"===== Simple Calculator =====")
 
-    # Ask the user for sample input    
-    num1 = float(input("Enter the first number: "))
-    num2 = float(input("Enter the second number: "))
-    operation = input("Enter the operation (add, subtract, multiply, divide): ").strip().lower()
+    while True:
+        try:
+            operation = input("Enter operation: ").lower()
+
+            num1 = float(input("Enter 1st num: "))
+            num2 = float(input("Enter 2nd num: "))
+
+            result = simple_calculator(operation, num1, num2)
+            print("Result:", result)
+            break
 
-    # Perform the calculation and display the result
-    result = simple_calculator(operation, num1, num2)
-    print(f"The result of {operation}ing {num1} and {num2} is: {result}")
+        except ValueError as e:
+            print("Error:", e)
+            print("Try again\n")
 
 
 if __name__ == "__main__":