Book #1 · Picture Book · Ages 7–+ · 2025
The Hair-Raising Rollercoaster Mystery
By Adam Bushnell, John Haslam (Illustrator)
Four young sleuths investigate when a rival ride copies a brand-new rollercoaster design.
32 pages
Hardcover
Summary: Farah, Isla, Mohammad and Sam visit a theme park with Mohammad's aunt to celebrate her new rollercoaster design, only to spot posters for a ride that looks almost identical. As readers hunt for clues in the pictures, a mechanical engineer explains how rollercoasters are built, what gravity has to do with it, and how to design the best first drop.
