diff --git a/calculator/calculator.js b/calculator/calculator.js
index 2d904a8..42a9271 100644
--- a/calculator/calculator.js
+++ b/calculator/calculator.js
@@ -1,25 +1,25 @@
-function add () {
-	
+const add = function() {
+
 }
 
-function subtract () {
-	
+const subtract = function() {
+
 }
 
-function sum () {
-	
+const sum = function() {
+
 }
 
-function multiply () {
-	
+const mulitply = function() {
+
 }
 
-function power() {
-	
+const power = function() {
+
 }
 
-function factorial() {
-	
+const factorial = function() {
+
 }
 
 module.exports = {
diff --git a/calculator/calculator.spec.js b/calculator/calculator.spec.js
index c1c74a8..c6101bf 100644
--- a/calculator/calculator.spec.js
+++ b/calculator/calculator.spec.js
@@ -5,51 +5,51 @@ describe('add', () => {
 		expect(calculator.add(0,0)).toBe(0);
 	});
 
-	test.skip('adds 2 and 2', () => {
+	test('adds 2 and 2', () => {
 		expect(calculator.add(2,2)).toBe(4);
 	});
 
-	test.skip('adds positive numbers', () => {
+	test('adds positive numbers', () => {
 		expect(calculator.add(2,6)).toBe(8);
 	});
 });
 
 describe('subtract', () => {
-	test.skip('subtracts numbers', () => {
+	test('subtracts numbers', () => {
 		expect(calculator.subtract(10,4)).toBe(6);
 	});
 });
 
 describe('sum', () => {
-	test.skip('computes the sum of an empty array', () => {
+	test('computes the sum of an empty array', () => {
 		expect(calculator.sum([])).toBe(0);
 	});
 
-	test.skip('computes the sum of an array of one number', () => {
+	test('computes the sum of an array of one number', () => {
 		expect(calculator.sum([7])).toBe(7);
 	});
 
-	test.skip('computes the sum of an array of two numbers', () => {
+	test('computes the sum of an array of two numbers', () => {
 		expect(calculator.sum([7,11])).toBe(18);
 	});
 
-	test.skip('computes the sum of an array of many numbers', () => {
+	test('computes the sum of an array of many numbers', () => {
 		expect(calculator.sum([1,3,5,7,9])).toBe(25);
 	});
 });
 
 describe('multiply', () => {
-	test.skip('multiplies two numbers', () => {
+	test('multiplies two numbers', () => {
 		expect(calculator.multiply([2,4])).toBe(8);
 	});
 
-	test.skip('multiplies several numbers', () => {
+	test('multiplies several numbers', () => {
 		expect(calculator.multiply([2,4,6,8,10,12,14])).toBe(645120);
 	});
 });
 
 describe('power', () => {
-	test.skip('raises one number to the power of another number', () => {
+	test('raises one number to the power of another number', () => {
 		expect(calculator.power(4,3)).toBe(64); // 4 to third power is 64
 	});
 });
diff --git a/fibonacci/fibonacci.js b/fibonacci/fibonacci.js
index fd597f9..fbf3b35 100644
--- a/fibonacci/fibonacci.js
+++ b/fibonacci/fibonacci.js
@@ -2,4 +2,4 @@ const fibonacci = function() {
 
 }
 
-module.exports = fibonacci
+module.exports = fibonacci;
diff --git a/findTheOldest/findTheOldest.js b/findTheOldest/findTheOldest.js
index b91dfe0..251a95e 100644
--- a/findTheOldest/findTheOldest.js
+++ b/findTheOldest/findTheOldest.js
@@ -1,4 +1,4 @@
-let findTheOldest = function() {
+const findTheOldest = function() {
 
 }
 
diff --git a/palindromes/palindromes.js b/palindromes/palindromes.js
index ccfda4b..b37d646 100644
--- a/palindromes/palindromes.js
+++ b/palindromes/palindromes.js
@@ -2,4 +2,4 @@ const palindromes = function() {
 
 }
 
-module.exports = palindromes
+module.exports = palindromes;
diff --git a/pig_latin/pigLatin.js b/pig_latin/pigLatin.js
index c9784c3..6424d07 100644
--- a/pig_latin/pigLatin.js
+++ b/pig_latin/pigLatin.js
@@ -1,9 +1,5 @@
-function translate() {
+const translate = function() {
 	// body...
 }
 
-
-module.exports = {
-	translate
-}
-
+module.exports = translate
\ No newline at end of file