Merge branch 'master' into remove-print

Author: zihanKuang

content/challenges/_index.md

@@ -1,15 +1,14 @@
 ---
-title: Learning Paths
-description: Learn about the various learning paths available in the Layer5 ecosystem.
-linkTitle: Learning Paths.
-# tells hugo that this section is of type learning-path (  to use appropiate templates )
+title: Challenges
+description: "Explore the challenges in Layer5 Academy. Each challenge is designed to help you learn and practice your skills in a hands-on way."
+linkTitle: Challenges
 type: challenge
-cascade: # tells hugo to set this as default type for all children content in this section
+cascade:
     type: challenge
 ---
 
 {{% pageinfo %}}
 
-### Learning Paths
+### Challenges
 
 {{% /pageinfo %}}