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Underground
This book explores the wonders that lie hidden beneath our feet, from burrows and caves to the rocky layers that make up Earth itself. It looks at the unique wildlife that lives below the ground and the rich mineral resources Earth offers. It also uncovers how humans co-exist with the underground world, using it to build unique hideaways, homes, and even whole towns.
RL
Grades
4 IL
Grades
4-5 GRL
Q
