Sheerluck Versus the Paranormal, Volume One

The world's only kid consulting detective is on the trail of the supernatural. Ghosts, ghouls, witches - indeed all manner of phantasmagoria - beware because Sheerluck, his sister Watson and the atomic sprite Mycroft have your details!
In this volume:
ZOMBIES
CURSED PAINTINGS
SLENDER MAN
DOPPELGANGERS
Are they real?
Or what?