The front cover of Train of Thought, a picture book written by Jess Horn and illustrated by Hayley Wells. The cute, colourful illustration shows a small boy waving from the driver's seat of a yellow steam engine. He is surrounded by things from his i
An illustration from Train of Thought by Jess Horn and Hayley Wells. A small boy dressed as an astronaut is flying through space alongside a steam engine, rockets and a UFO.
An illustration from Train of Thought by Jess Horn and Hayley Wells. A yellow steam engine is riding round a fantasy landscape alongside a dragon and unicorns. There is a spooky cave above and a magical castle in the background.

Train of Thought published 2025 by Bright Light

A celebration of imagination, Train of Thought is a joy-filled picture book for big dreamers who sometimes need a little help to find their way back to reality.

Buy the book here!