 Other themes include chance and coincidence . During Chasing Vermeer , Charles Fort 's book , Lo ! , inspires the children to list and pay attention to coincidences as they realize that they are more than what they seem and explore the concept that they make up one unexplained pattern . Balliett stated that she wanted to convey how coincidences were noticeable and felt meaningful , and how they could matter even if they were <unk> . 
