On the right of any episode, you will see this symbol,
Click this to add episodes to your queue.
Fig I: Generally this symbol will appear on the right of any episode
Then click this box to confirm that you want to add this episode to your Queue.
Fig II: Clicking inside the red box will confirm you want to add this episode
Note: Episodes in your queue will automatically play after an episode is over.
Enjoy Listening! 😄