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Free inside ChoreUnlock · ages 10–13

The Secret of the Old Mill

by Franklin W. Dixon

Hardy Boys #3: counterfeit money traces back to a creaking old mill that isn't really grinding grain.

📖 25 chapters, complete ⏱ about 10 minutes a night 📅 a chapter a night finishes it in about 4 weeks
Read it free in theApp StoreHow reading missions work

In ChoreUnlock

This book can earn their screen time.

Assign The Secret of the Old Mill as a mission and pick the schedule: every day, school nights, weekends, or one chapter a week. The app serves the next chapter each time and keeps the bookmark.

📚 They read it in the app

The full text, 25 chapters, on their own device. No separate book to buy or lose.

🎤 They prove it out loud

At the end of a chapter the app highlights a short passage and your child reads it aloud. Mak listens and checks it against the page.

⚡ The screen time is earned

Pass, and the XP lands. Screen time comes from the book, not the feed.

What's inside

The complete book, split into 25 chapters the app serves one at a time.

See all 25 chapters
Chapter 1A FIVE DOLLAR BILL
Chapter 2COUNTERFEIT MONEY
Chapter 3THE HARDY BOYS AT SCHOOL
Chapter 4ANOTHER VICTIM
Chapter 5CURING THE JOKER
Chapter 6THE OLD MILL
Chapter 7IN THE MILL RACE
Chapter 8JOE'S COURAGE
Chapter 9THE RESCUE
Chapter 10THE NEW BOAT
Chapter 11A MAN IN A HURRY
Chapter 12SEASICK
Chapter 13PAUL BLUM
Chapter 14CON RILEY GUARDS A PACKAGE
Chapter 15THE CHASE
Chapter 16A PLAN OF ACTION
Chapter 17WHAT LESTER SAID
Chapter 18SUSPICIONS
Chapter 19THE RUG BUYER
Chapter 20A NOTE OF WARNING
Chapter 21AT THE MILL
Chapter 22THROUGH THE ROOF
Chapter 23THE ALARM
Chapter 24TRAPPED
Chapter 25THE RECKONING

Nearby on the shelf

Tonight, The Secret of the Old Mill can be the mission.

Assign it in about a minute. The first read-aloud usually earns a grin.

Download on theApp Store

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