David Macinnis Gill,English,Greenwillow Books,Young Adult Fiction,Action & Adventure,Survival Stories,Family,Siblings,Science & Nature,Environment

Harper and her two sisters face extreme danger and unexpected natural disasters while hiking in the Cascades of Oregon. Nonstop action, survival, high school science, and sibling rivalry are the hallm

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• Author: Gill, David Macinnis
• Binding: Hardcover
• Page Count: 272
• Publish Date: March 10 2026
• ISBN10: 0062290193
• Language: English