Free English ebook
The Mighty Tethys Sea
A hundred million years ago, the Earth looked very different. Where there are mountains now, there used to be seas. Even the continents had different shapes altogether! But how did it all change into the Earth of today?
Level B1 (estimated)12 pagesEnglishSource: StoryWeaver Level 3
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Categories: Adventure Children & Young Adult Reading Crime, Thrillers & Mystery Engineering & Technology History Human Interest Non-fiction Science & Nature
Collection: Editor’s Picks
Readers: Kids
Suggested age: Not assessed
PDF · Fixed page layoutIllustrations: not assessed
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About this story
A hundred million years ago, the Earth looked very different. Where there are mountains now, there used to be seas. Even the continents had different shapes altogether! But how did it all change into the Earth of today?
Edition and reading guidance
Independent PDF assembled from screenshots of the live Read Story reader. Original screenshot pixels and dimensions are preserved without downsampling or lossy compression. An invisible text layer uses the captured source text. Original credits and source links are stored in PDF metadata and credits.json. This is not the source-provided downloadable PDF. No endorsement is implied.
Reading guidance: Level B1 (estimated). Specific age and US school grade have not been assessed.
Source: StoryWeaver · Illustrations: Sarthak Sinha · Pratham Books · CC BY 4.0
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