The 91-Storey Treehouse
Pan Macmillan 2017
Easy read — content targets 4th–8th grade
Reading level 3.5 (3rd grade) but themes aimed at ages 9–14
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Genre
Themes
- friendship
- imagination
- teamwork
- problem-solving
- perseverance
- creativity
- humor
- adventure
About this book
Andy and Terry’s ever-expanding treehouse is back—now 91 storeys tall and packed with outrageous new levels, from a human pinball machine to a mashed-potato-and-gravy train. Zany cartoons mix with short bursts of text for a fast, funny read that keeps even reluctant readers turning pages. Perfect for fans of silly humor and imaginative adventures, this installment delivers the same high-energy chaos and clever gags kids love. Great for grades 3–6 who enjoy graphic novel–style storytelling and laugh-out-loud escapades.
Setting: a wildly inventive multi-level treehouse filled with fantastical rooms and gadgets
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Frequently Asked Questions
Is The 91-Storey Treehouse right for my child?
It depends — here's what to consider for The 91-Storey Treehouse. The reading level is AR 3.5, which is typical for 3rd grade. The interest level is rated Middle Grades (4–8), meaning the themes and content are designed for ages 9–14 (4th–8th grade). Themes include friendship, imagination, teamwork.
How long does it take to read The 91-Storey Treehouse?
At a typical 3rd grade reading pace, The 91-Storey Treehouse takes around 2.1h to finish. The book has 17,000 words. Slower or faster readers may vary significantly.
Does The 91-Storey Treehouse have an AR quiz?
Yes — The 91-Storey Treehouse has an AR quiz available, worth 2 points. Your child will need to take and pass the quiz through their school's Accelerated Reader program to earn credit. The quiz is typically 5–20 multiple choice questions about plot, characters, and setting.
What grade level is The 91-Storey Treehouse?
The 91-Storey Treehouse has an AR reading level of 3.5, which places it at a 3rd grade reading difficulty. The interest level is rated Middle Grades (4–8) — this reflects the age-appropriateness of the content and themes, not just the reading difficulty. A strong younger reader may handle the words fine while the themes are aimed at an older audience, or vice versa.