As a  celebration of these releases
Ghost Bus: Mystery of the Phantom Bus
is available free for an unlimited time.

Jack's family has a new home, a converted bus depot. The original owners of the depot disappeared and
the ghost of their last bus appears to take Jack and
his sister on a journey to various worlds
to solve the mystery.

Available in ebook from Amazon
Some countries do not list this book for free on
Amazon and if this is the case
I suggest downloading from Prolific Works.
Magic, Mystery and Mayhem
for the young and not so young
Sue Perkins