A useful resource for Steiner-Waldorf teachers Suitable for Steiner-Waldorf classes 6 and 7 (age 11-13)

This textbook details basic principles of planetary science that help to unify the study of the solar system. It is organized in a hierarchical manner so that e

This book provides an up-to-date interdisciplinary geoscience-focused overview of solid solar system bodies and their evolution, based on the comparative descri