−50%Young Learners
What Makes Diamonds Hard Forever
Iris Fennimore · narrated by Duncan Winslow
2026
3h 50m
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A hammer smashes a window, but a diamond scratches the glass and escapes without a scratch. Follow one stubborn carbon atom down through hot rock, into the crushing dark where atoms lock together in a secret cage so tight that nothing can break it loose.
Inside this audiobook
17 chapters
- 1Before We Start3m
- 2Chapter 1: The Secret of Carbon17m
- 3Chapter 2: A Journey to the Center of the Earth16m
- 4Chapter 3: The Invisible Cage16m
- 5Chapter 4: Why Graphite Is Soft14m
- 6Chapter 5: The Hammer and the Window18m
- 7Chapter 6: Fireproof Treasure17m
- 8Chapter 7: The Impossible Journey17m
- 9Chapter 8: Miners and Moonlight18m
- 10Chapter 9: The Laboratory Challenge17m
- 11Chapter 10: Colors of Imperfection15m
- 12Chapter 11: Cutting the Uncuttable16m
- 13Chapter 12: The Ring in the Drawer14m
- 14Chapter 13: Light Trapped Forever17m
- 15Chapter 14: What We Choose to Keep12m
- 16About Iris Fennimore2m
- 17What to Read Next1m
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