diff --git a/src/calculatorSquare.c b/src/calculatorSquare.c
new file mode 100644
index 0000000..e28cd3b
--- /dev/null
+++ b/src/calculatorSquare.c
@@ -0,0 +1,9 @@
+#include "calculatorSquare.h"
+// Note:
+/* This Function may or may not be implemented in actual program, even if it is merged to the main branch.
+   If it is temporarily not included in the main Program, then this has a role in future Development of the Project */
+
+float calculatorSquare(float num)
+{
+    return num*num;
+}
diff --git a/src/calculatorSquare.h b/src/calculatorSquare.h
new file mode 100644
index 0000000..7f0efea
--- /dev/null
+++ b/src/calculatorSquare.h
@@ -0,0 +1,8 @@
+#ifndef CALCULATORSQUARE_H
+#define CALCULATORSQUARE_H
+#include<stdio.h>
+#include<stdlib.h>
+float calculatorSquare(float num);
+
+
+#endif // CALCULATORSQUARE_H
diff --git a/tests/test_calculatorSquare.c b/tests/test_calculatorSquare.c
new file mode 100644
index 0000000..2a610f6
--- /dev/null
+++ b/tests/test_calculatorSquare.c
@@ -0,0 +1,36 @@
+#ifdef TEST
+
+#include "unity.h"
+
+#include "calculatorSquare.c"
+// Note:
+/* This Function may or may not be implemented in actual program, even if it is merged to the main branch.
+   If it is temporarily not included in the main Program, then this has a role in future Development of the Project */
+
+
+void setUp(void)
+{
+}
+
+void tearDown(void)
+{
+}
+
+void test1_calculatorMultiply(void)
+{
+    float num, actual, expected;                //Arrange
+    num = 26.24;
+    expected = num * num;
+    actual = calculatorSquare(num);             //Act
+    TEST_ASSERT_EQUAL_FLOAT(expected, actual);  //Assert
+}
+
+void test2_calculatorMultiply(void)
+{
+    float num, actual, expected;                //Arrange
+    num = 5;
+    expected = num * num;
+    actual = calculatorSquare(num);             //Act
+    TEST_ASSERT_EQUAL_FLOAT(expected, actual);  //Assert
+}
+#endif // TEST