The Magic Shop' by H.G. Wells:

This expanded version captures the enchanting adventure of Gip and his father, highlighting the themes of wonder, skepticism, and the magic that can be found in the simplest of experiences.Before they knew it, the father and Gip found themselves back on the busy London street, the magic shop nowhere to be seen. They stood in the exact spot where the shop had been, but there was no sign of it ever having existed. The father was left bewildered, unsure if their experience had been a dream or if the shop had truly been magical.