THE SKIN OF THE EARTH: CEFR B2-B2+

CEFR B2–B2+ · 25 pages · about 14–16 hours of teaching

Soil, the ground, and the thin living skin that feeds us. How rock becomes soil, why that layer is thinner than it looks, and what a society loses when it wears through.

Built for the full Read, Speak, Write treatment. Buy once, teach it for years, student after student.