Mark is scared of the dark, but when he thinks his Great Gran is in trouble, nothing is going to stop him coming to her rescue.
Two lively stories featuring Mark Spark, the boy with lots of bright ideas.
Listen to our fascinating interview with Jacqueline Wilson on the Audible.co.uk Podcast.Click here to see all the titles in our Jacqueline Wilson collection.
©2014 Jacqueline Wilson (P)2014 Bolinda Publishing Pty Ltd
"Wilson's solid writing and Hicks' enthusiastic narration make an excellent combination." (AudioFile)