“This book is such a fun and engaging way to introduce kids to Earth science! My students loved the character names and the idea of the Earth being like a big puzzle. It made tectonic plates, earthquakes, and volcanoes easy to understand — and fun, too!” 

- Anonymous Teacher

“My daughter was fascinated by this book! She kept asking questions about the Earth's layers and loved the idea that we live on Crystal the Crust. The book makes science approachable and fun — highly recommend for curious kids.”

- Anonymous Parent