As of my last update in October 2023, I do not have access to specific content from the book "Fairy Dust" by Marisa Haasbroek, including detailed chapter summaries. Therefore, I cannot provide a comprehensive summary from chapters 15 to 26 as you requested.
If you have access to the book and can provide key details or themes from those chapters, I’d be happy to help you analyze or summarize those aspects based on the information you provide. Alternatively, I can assist you with a general overview or themes of the book if that would be helpful. Please let me know how you would like to proceed!