This is the book Goodnight Sandman.
 
ENG - About this book: 
A beautiful bedtime tale with luminous illustrations by much-loved artist Daniela Drescher. Can Jacob the Sandman collect the magic dream sand so that the children of the world can dream happy dreams?

About the Author:
Daniela Drescher's Enchanting World in StoryLux
Explore the magical world of Daniela Drescher, an artist who began her journey as an art therapist for children. Residing in southern Germany, Daniela creates her art, surrounded by her vibrant garden and accompanied by the characters from her books. Her art aims to inspire trust in the world and spark children's imagination with stories of hope and kindness, capturing the essence of childhood wonder.

Step into her magical world through StoryLux, where Daniela's illustrations come alive, adding a new layer of wonder and interaction to her heartwarming tales.