diff --git a/test/arithmetic.test.js b/test/arithmetic.test.js
index deded48..71031e7 100644
--- a/test/arithmetic.test.js
+++ b/test/arithmetic.test.js
@@ -94,7 +94,56 @@ describe('Arithmetic', function () {
     });
 
 // TODO: Challenge #1
- 
+describe('Power', function () {
+    it('raises a positive integer to the power of another positive integer', function (done) {
+        request.get('/arithmetic?operation=power&operand1=2&operand2=3')
+            .expect(200)
+            .end(function (err, res) {
+                expect(res.body).to.eql({ result: 8 });
+                done();
+            });
+    });
+    it('raises a positive integer to the power of zero', function (done) {
+        request.get('/arithmetic?operation=power&operand1=2&operand2=0')
+            .expect(200)
+            .end(function (err, res) {
+                expect(res.body).to.eql({ result: 1 });
+                done();
+            });
+    });
+    it('raises zero to the power of a positive integer', function (done) {
+        request.get('/arithmetic?operation=power&operand1=0&operand2=3')
+            .expect(200)
+            .end(function (err, res) {
+                expect(res.body).to.eql({ result: 0 });
+                done();
+            });
+    });
+    it('raises a negative integer to the power of a positive integer', function (done) {
+        request.get('/arithmetic?operation=power&operand1=-2&operand2=3')
+            .expect(200)
+            .end(function (err, res) {
+                expect(res.body).to.eql({ result: -8 });
+                done();
+            });
+    });
+    it('raises a positive integer to the power of a negative integer', function (done) {
+        request.get('/arithmetic?operation=power&operand1=2&operand2=-3')
+            .expect(200)
+            .end(function (err, res) {
+                expect(res.body).to.eql({ result: 0.125 });
+                done();
+            });
+    });
+    it('raises a floating point number to the power of an integer', function (done) {
+        request.get('/arithmetic?operation=power&operand1=2.5&operand2=2')
+            .expect(200)
+            .end(function (err, res) {
+                expect(res.body).to.eql({ result: 6.25 });
+                done();
+            });
+    });
+});
 
     describe('Multiplication', function () {
         it('multiplies two positive integers', function (done) {