diff --git a/calculator_grower.py b/calculator_grower.py
new file mode 100644
index 0000000..52f6ad9
--- /dev/null
+++ b/calculator_grower.py
@@ -0,0 +1,139 @@
+#!/usr/bin/env python3
+"""
+Calculator Grower - Helps the calculator learn and grow
+"""
+
+from simple_calculator import calculate
+
+
+class CalculatorGrower:
+    """Helps the calculator grow by learning from usage."""
+
+    def __init__(self):
+        self.usage_history = []
+        self.new_operations = {}
+
+    def use(self, operation: str, a: float, b: float) -> dict:
+        """
+        Use the calculator and track what's being used.
+        Learn from patterns to suggest growth.
+        """
+        # Try to calculate
+        try:
+            result = calculate(operation, a, b)
+            success = True
+            error = None
+        except Exception as e:
+            result = None
+            success = False
+            error = str(e)
+
+        # Track usage
+        self.usage_history.append({
+            "operation": operation,
+            "a": a,
+            "b": b,
+            "success": success,
+        })
+
+        # Learn from usage patterns
+        self._learn_from_usage()
+
+        return {
+            "result": result,
+            "success": success,
+            "error": error,
+            "suggestions": list(self.new_operations.keys()),
+        }
+
+    def _learn_from_usage(self):
+        """Learn what new operations might be useful."""
+        # Count operation usage
+        op_counts = {}
+        for use in self.usage_history:
+            op = use["operation"]
+            op_counts[op] = op_counts.get(op, 0) + 1
+
+        # If multiply is used a lot, suggest power
+        if op_counts.get("multiply", 0) > 2:
+            if "power" not in self.new_operations:
+                self.new_operations["power"] = self._make_power_operation()
+
+        # If divide is used a lot, suggest modulo
+        if op_counts.get("divide", 0) > 2:
+            if "modulo" not in self.new_operations:
+                self.new_operations["modulo"] = self._make_modulo_operation()
+
+        # If we have lots of operations, suggest average
+        if len(self.usage_history) > 5:
+            if "average" not in self.new_operations:
+                self.new_operations["average"] = self._make_average_operation()
+
+    def _make_power_operation(self):
+        """Create a new power operation."""
+        def power(a: float, b: float) -> float:
+            return a ** b
+        return power
+
+    def _make_modulo_operation(self):
+        """Create a new modulo operation."""
+        def modulo(a: float, b: float) -> float:
+            return a % b
+        return modulo
+
+    def _make_average_operation(self):
+        """Create a new average operation."""
+        def average(a: float, b: float) -> float:
+            return (a + b) / 2
+        return average
+
+    def grow(self):
+        """
+        Apply the learned operations to actually grow the calculator.
+        Returns the code for the new operations.
+        """
+        if not self.new_operations:
+            return "No new operations learned yet"
+
+        code_additions = []
+        for op_name, op_func in self.new_operations.items():
+            code_additions.append(f"    elif operation == '{op_name}':")
+            code_additions.append(f"        return {op_name}(a, b)")
+
+        return "\n".join(code_additions)
+
+
+if __name__ == "__main__":
+    print("Calculator Grower - Proof of Concept")
+    print("=" * 50)
+    print()
+
+    grower = CalculatorGrower()
+
+    # Use the calculator - it learns from patterns
+    print("Using multiply a bunch...")
+    grower.use("multiply", 2, 3)
+    grower.use("multiply", 4, 5)
+    grower.use("multiply", 6, 7)
+
+    print(f"Suggestions after multiply: {grower.new_operations.keys()}")
+    print()
+
+    print("Using divide a bunch...")
+    grower.use("divide", 10, 2)
+    grower.use("divide", 20, 4)
+    grower.use("divide", 30, 5)
+
+    print(f"Suggestions after divide: {grower.new_operations.keys()}")
+    print()
+
+    print("More operations to trigger average...")
+    grower.use("add", 1, 2)
+    grower.use("subtract", 5, 3)
+
+    print(f"Final suggestions: {grower.new_operations.keys()}")
+    print()
+
+    # Show the growth
+    print("Code to add to calculator:")
+    print(grower.grow())
diff --git a/simple_calculator.py b/simple_calculator.py
new file mode 100644
index 0000000..1065f69
--- /dev/null
+++ b/simple_calculator.py
@@ -0,0 +1,27 @@
+#!/usr/bin/env python3
+"""
+Simple Calculator - Just does math
+"""
+
+def calculate(operation: str, a: float, b: float) -> float:
+    """Do basic math operations."""
+    if operation == "add":
+        return a + b
+    elif operation == "subtract":
+        return a - b
+    elif operation == "multiply":
+        return a * b
+    elif operation == "divide":
+        if b == 0:
+            raise ValueError("Can't divide by zero")
+        return a / b
+    else:
+        raise ValueError(f"Unknown operation: {operation}")
+
+
+if __name__ == "__main__":
+    print("Simple Calculator")
+    print(f"2 + 3 = {calculate('add', 2, 3)}")
+    print(f"10 - 4 = {calculate('subtract', 10, 4)}")
+    print(f"5 * 6 = {calculate('multiply', 5, 6)}")
+    print(f"20 / 4 = {calculate('divide', 20, 4)}")