Adapt Children's Screenplay to Book UK experienced authors

I'm seeking a skilled writer to adapt my finished children's fantasy screenplay into a book for the 9-12 age group. The tone should be mysterious and suspenseful.

Requirements:
- Adapt screenplay into a captivating narrative
- Maintain age-appropriate language and themes
- Preserve the mysterious and suspenseful tone
- Develop engaging characters and settings

Ideal Skills and Experience:
- Experience in children's literature
- Strong narrative development skills
- Ability to write in a suspenseful tone
- Background in screenplay adaptation

Looking forward to your proposals!