diff --git a/jest.config.js b/jest.config.js
index eef6b07..451a812 100644
--- a/jest.config.js
+++ b/jest.config.js
@@ -1,4 +1,5 @@
 module.exports = {
   preset: 'ts-jest',
-  testEnvironment: 'node'
+  testEnvironment: 'node',
+  testPathIgnorePatterns: ['/node_modules/', '/docs/']
 };
diff --git a/step2-05/exercise/src/reducers/pureFunctions.spec.ts b/step2-05/exercise/src/reducers/pureFunctions.spec.ts
index 4cf3f4a..c8e202a 100644
--- a/step2-05/exercise/src/reducers/pureFunctions.spec.ts
+++ b/step2-05/exercise/src/reducers/pureFunctions.spec.ts
@@ -9,11 +9,17 @@ describe('TodoApp reducers', () => {
 
     const keys = Object.keys(newState);
 
+    // make sure that adding an item would not result in the same instance of state
+    // TODO: uncomment the below to get started
+    /*
+    
     expect(newState).not.toBe(state);
+
     expect(keys.length).toBe(1);
     expect(newState[keys[0]].label).toBe('item1');
     expect(newState[keys[0]].completed).toBeFalsy();
+    */
   });
 
-  // test remove, complete and clear
+  // TODO: test remove, complete and clear
 });
diff --git a/step2-06/demo/index.html b/step2-06/demo/index.html
index 454cef5..be1bd8a 100644
--- a/step2-06/demo/index.html
+++ b/step2-06/demo/index.html
@@ -1,6 +1,8 @@
 <!DOCTYPE html>
 <html>
   <body>
-    <div id="app"></div>
+    For this step, we look at unit testing. Run
+    <pre>npm test</pre>
+    in the command line.
   </body>
 </html>
diff --git a/step2-06/exercise/index.html b/step2-06/exercise/index.html
index 454cef5..be1bd8a 100644
--- a/step2-06/exercise/index.html
+++ b/step2-06/exercise/index.html
@@ -1,6 +1,8 @@
 <!DOCTYPE html>
 <html>
   <body>
-    <div id="app"></div>
+    For this step, we look at unit testing. Run
+    <pre>npm test</pre>
+    in the command line.
   </body>
 </html>
