Overview
About this book
Dave Porter on Cave Island; Or, A Schoolboy's Mysterious Mission by Edward Stratemeyer is available here as a complete, source-verified English public-domain edition. Its catalog subjects include Sea stories; Islands -- Juvenile fiction; Mystery and detective stories. Linden organizes its 31 reading sections for browser reading and estimates the language at A2–B1.
- First published
- Unknown year
- Language
- English
- Copyright status
- Public domain
- Source edition
- Project Gutenberg ebook #36377
English level
A2–B1 · First originals
Dave Porter on Cave Island; Or, A Schoolboy's Mysterious Mission is calibrated from 40,856 sampled words across 31 chapters: sentences average 11.1 words, 7.6% exceed 24 words and 3.6% of words are nine letters or longer.
Explore the A2–B1 level →Sentence rhythm
What the prose asks
Mostly compact sentences averaging 11.1 words in the sampled text
Vocabulary
What may slow you down
3.6% of sampled words contain nine or more letters; names and period vocabulary still vary by chapter
Reading rhythm
Medium commitment
Many short stopping points support flexible sessions. About 11 calm 30-minute sessions.
Suggested approach
Read with momentum
Follow the main action first and look up only words that block meaning
Best starting point
Begin with chapter one
The full text is ready with speech, lookup and saved progress.
CEFR-aligned Linden estimate · high confidence · sampled full text · Calibrated 2026-09-08 · Provisional, not an exam certification.
Table of contents
31 chapters
- 01Opening material3 min
- 02CHAPTER I--THE SCHOOLBOY CHUMS8 min
- 03CHAPTER II--A GLIMPSE AT THE PAST8 min
- 04CHAPTER III--WHAT DAVE HAD TO TELL9 min
- 05CHAPTER IV--THE SCHOOLBOY HUNTERS9 min
- 06CHAPTER V--A TRAMP THROUGH THE SNOW9 min
- 07CHAPTER VI--GOOD-BY TO OAK HALL9 min
- 08CHAPTER VII--NAT POOLE'S REVELATION9 min
- 09CHAPTER VIII--A MERRY CHRISTMAS10 min
- 10CHAPTER IX--NAT POOLE GETS CAUGHT9 min
- 11CHAPTER X--WHAT HAPPENED AT THE JEWELRY WORKS8 min
- 12CHAPTER XI--LOOKING FOR THE ROBBERS9 min
- 13CHAPTER XII--THE TELLTALE CIGARETTE BOX9 min
- 14CHAPTER XIII--DARK DAYS9 min
- 15CHAPTER XIV--OFF FOR THE SOUTH9 min
- 16CHAPTER XV--SOMETHING ABOUT WHITE MICE8 min
- 17CHAPTER XVI--PICKING UP THE TRAIL9 min
- 18CHAPTER XVII--MEETING OLD FRIENDS9 min
- 19CHAPTER XVIII--OFF FOR BARBADOS9 min
- 20CHAPTER XIX--THE MISSING SHIP9 min
- 21CHAPTER XX--LANDING ON CAVE ISLAND9 min
- 22CHAPTER XXI--INTO A CAVE AND OUT9 min
- 23CHAPTER XXII--THE HURRICANE9 min
- 24CHAPTER XXIII--A STRANGE DISCOVERY9 min
- 25CHAPTER XXIV--JASNIFF AND MERWELL9 min
- 26CHAPTER XXV--LINK MERWELL'S STORY10 min
- 27CHAPTER XXVI--THE COLUMN OF SMOKE9 min
- 28CHAPTER XXVII--BEHIND THE CURTAIN OF VINES9 min
- 29CHAPTER XXVIII--IN WHICH THE ENEMY SAILS AWAY8 min
- 30CHAPTER XXIX--A CHASE ON THE OCEAN9 min
- 31CHAPTER XXX--HOMEWARD BOUND--CONCLUSION13 min





