diff --git a/docs/src/content/docs/challenges/angular-performance/index.mdx b/docs/src/content/docs/challenges/angular-performance/index.mdx
index 5d29f4a..df17f46 100644
--- a/docs/src/content/docs/challenges/angular-performance/index.mdx
+++ b/docs/src/content/docs/challenges/angular-performance/index.mdx
@@ -29,12 +29,6 @@ You can learn more on the [documentation page](https://angular.io/guide/devtools
 
 Now that you know how to use the <b>Angular DevTool</b>, you can choose a challenge, profile it, and resolve it.
 
-<LinkCard
-  title="🟠 Optimize Change Detection"
-  description="Learn how to remove zone pollution."
-  href="/challenges/angular-performance/12-scroll-cd/"
-/>
-
 <LinkCard
   title="🟢 Default vs OnPush"
   description="Learn the difference between Default and OnPush change detection strategies."
@@ -46,3 +40,9 @@ Now that you know how to use the <b>Angular DevTool</b>, you can choose a challe
   description="Learn the power of pure pipes."
   href="/challenges/angular-performance/35-memoize/"
 />
+
+<LinkCard
+  title="🟠 Optimize Change Detection"
+  description="Learn how to remove zone pollution."
+  href="/challenges/angular-performance/12-scroll-cd/"
+/>
diff --git a/docs/src/content/docs/challenges/rxjs/11-bug-chaining-operator.md b/docs/src/content/docs/challenges/rxjs/11-bug-chaining-operator.md
index ef4beee..9bb1a62 100644
--- a/docs/src/content/docs/challenges/rxjs/11-bug-chaining-operator.md
+++ b/docs/src/content/docs/challenges/rxjs/11-bug-chaining-operator.md
@@ -1,5 +1,5 @@
 ---
-title: 🟠 High  Order Operator Bug
+title: 🟠 High Order Operator Bug
 description: Challenge 11 is about resolving a Rxjs bug because of high order operators
 sidebar:
   order: 114
@@ -44,12 +44,12 @@ Your PR title must start with <b>Answer:11</b>.
 <div class="article-footer">
   <a
     href="https://github.com/tomalaforge/angular-challenges/pulls?q=label%3A11+label%3Aanswer"
-    alt="High  Order Operator Bug community solutions">
+    alt="High Order Operator Bug community solutions">
     ❖ Community Answers
   </a>
   <a
     href='https://github.com/tomalaforge/angular-challenges/pulls?q=label%3A11+label%3A"answer+author"'
-    alt="High  Order Operator Bug solution author">
+    alt="High Order Operator Bug solution author">
     ▶︎ Author Answer
   </a>
   </div>