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@@ -298,7 +298,6 @@ Items with :green_heart: indicate open source projects.
 - [Example: Deploying PHP Guestbook application with Redis](https://kubernetes.io/docs/tutorials/stateless-application/guestbook/) - This tutorial shows you how to build and deploy a simple, multi-tier web application using Kubernetes and Docker.
 - [Example: Deploying WordPress and MySQL with Persistent Volumes](https://kubernetes.io/docs/tutorials/stateful-application/mysql-wordpress-persistent-volume/) - This tutorial shows you how to deploy a WordPress site and a MySQL database using Minikube.
 - [Exposing an External IP Address to Access an Application in a Cluster](https://kubernetes.io/docs/tutorials/stateless-application/expose-external-ip-address/) - This guide shows how to create a Kubernetes Service object that exposes an external IP address.
-- [Katacoda](https://www.katacoda.com/courses/kubernetes/playground) - This is a Kubernetes playground, a safe place designed for experimenting, exploring and learning Kubernetes.
 - [kubectl Cheat Sheet](https://kubernetes.io/docs/reference/kubectl/cheatsheet/) - An official list of commonly used kubectl commands and flags.  
 - [Kubectl Kubernetes CheatSheet](https://github.com/dennyzhang/cheatsheet-kubernetes-A4) :fire::fire::fire::fire: - A cheatsheet containing many helpful kubectl commands
 - [Kubernetes API Reference Docs](https://kubernetes.io/docs/reference/generated/kubernetes-api/v1.18/) - A high-level overview of the basic types of resources provided by the Kubernetes API and their primary functions.