Stories by Jeffrey Hall:
One-Eyed Eben and the Planet Jumping Giant from Outer Space
Book one of the All-Jumper Odyssey. Eben Kingsbee, his dog, and his worst enemy get swept up onto the foot of a giant alien so large it uses planets as steps. Now if only he can find a way off...
WHERE: Amazon and Kindle Unlimited
WHO: The Hallway To Elsewhere