Cathy Rocks' Story Quarry
The pebble that remembered everything
by Cathy Rocks
Scientific bedtime stories for children age 4-9
Early oceans, moon formation, microorganisms, oxygen, multicellular life, and Earth’s changing atmosphere
Acasta – Earth History for Children
Trilogy 1, Books 1–3: • Hadean • Archean • Proterozoic
What if a tiny pebble could remember the very beginning of Earth?
Acasta guides Ayla and Silas through the earliest moments of our planet — from a fiery young world to the first oceans and the beginnings of life.
Gentle bedtime stories for children ages 4–9 that explain science in a calm, simple way — perfect for reading together and sparking curiosity.
Cathy Rocks is a scientist and author with a master's degree in Paleontology/Geology and a PhD in Geophysics.
Cathy Rocks is a scientist and author with a master’s degree in Paleontology/Geology and a Ph.D. in Geophysics. Fascinated since childhood by dinosaurs, volcanoes, and earthquakes, she is passionate about helping children discover the wonders of Earth sciences. Cathy creates interactive and engaging books that make complex scientific concepts accessible, fun, and inspiring—ideal for parents, teachers, museums, and bookstores looking to spark curiosity and a lasting love of learning. Her books are available in English, German and Spanish - just scroll further down and explore.
The pebble that remembered everything
Scientific bedtime stories for children age 4-9
Ancient oceans, early animals, shells, reefs, early plants, and the first steps onto land
The pebble that remembered everything
Scientific bedtime stories for children age 4-9
Early forests, amphibians, insects, coal swamps, reptiles, and the formation of Pangea
The pebble that remembered everything
Scientific bedtime stories for children age 4-9
Dinosaurs, early mammals, flowering plants, changing climates, and extinction
The pebble that remembered everything
Scientific bedtime stories for children age 4-9
Changing climates, mammals, grasslands, evolution, ice ages, and the appearance of humans
Der Kieselstein mit langem Gedächtnis
Wissenschaftliche Gutenachtgeschichten für Kinder ab 4 Jahren
Frühe Ozeane, Mondentstehung, Mikroorganismen, Sauerstoff, mehrzelliges Leben und die sich verändernde Atmosphäre der Erde
Der Kieselstein mit langem Gedächtnis
Wissenschaftliche Gutenachtgeschichten für Kinder ab 4 Jahren
Urozeane, erste Tiere, Muscheln, Riffe, frühe Pflanzen und die ersten Schritte an Land
Der Kieselstein mit langem Gedächtnis
Wissenschafltiche Gutenachtgeschichten für Kinder ab 4 Jahren
Frühe Wälder, Amphibien, Insekten, Kohlesümpfe, Reptilien und die Entstehung von Pangäa
Der Kieselstein mit langem Gedächtnis
Wissenschaftliche Gutenachtgeschichten für Kinder ab 4 Jahren
Dinosaurier, frühe Säugetiere, Blütenpflanzen, Klimaveränderungen und Aussterben der Dinosaurier
Der Kieselstein mit langem Gedächtnis
Wissenschaftliche Gutenachtgeschichten für Kinder ab 4 Jahren
Klimaveränderungen, Säugetiere, Grasland, Evolution, Eiszeiten und die Entwicklung des Menschen
El guijarro con memoria larga
Cuentos científicos para niños de 4 a 9 años antes de dormir
Los primeros océanos, la formación de la luna, los microorganismos, el oxígeno, la vida multicelular y los cambios en la atmósfera terrestre
El guijarro con memoria larga
Cuentos científicos para niños de 4 a 9 años antes de dormir
Océanos antiguos, animales primitivos, conchas, arrecifes, plantas primitivas y los primeros pasos sobre la tierra
El guijarro con memoria larga
Cuentos científicos para niños de 4 a 9 años antes de dormir
Bosques primitivos, anfibios, insectos, pantanos de carbón, reptiles y la formación de Pangea
El guijarro con memoria larga
Cuentos científicos para niños de 4 a 9 años antes de dormir
Dinosaurios, mamíferos primitivos, plantas con flores, cambios climáticos y extinción de los dinosaurios
El guijarro con memoria larga
Cuentos científicos para niños de 4 a 9 años antes de dormir
Cambio climático, mamíferos, praderas, evolución, edades de hielo y la evolución de los humanos