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Enter to win the HarperCollins Canada Mystery of the Locked Bookcase Sweepstakes - 4 Winners.
There are four weekly prizes, each with one winner: Week 1 (ends Oct 14) Murder at the Grand Alpine Hotel, That Night, The Velvet Knife and a $50 Indigo e-gift card (ARV CA$128); Week 2 (ends Oct 21) A Time of Witches, Witch Trial, The House of Cursed Daughters and a $50 independent bookstore e-gift card (CA$128); Week 3 (ends Oct 28) Not A Word, It's Not What You Think, The Most Dangerous Games and a $50 Indigo e-gift card (CA$149); Week 4 (ends Nov 5) The Skeleton and the Cat, Little Blue Truck Halloween, Silverwing: The Graphic Novel and a $50 independent bookstore e-gift card (CA$115).
To enter, visit the Killer Crime Club Mystery of the Locked Bookcase page, solve the week's clue to unlock that week's compartment, and submit the entry form. Limit one entry per person for each weekly sweepstakes.
Open to legal residents of Canada (excluding Quebec) who are of the age of majority. Each week ends at 11:59 PM ET; the final week ends November 5, 2026 at 11:59 PM EST.

Win $520 in value – HarperCollins Canada Mystery of the Locked Bookcase Sweepstakes - 4 Winners - Enter Now

Restrictions: Age of majority Canada (excl. Quebec)
Limit: 1 Per Person Per Week
Added: 10-09-2026
Expires: 11-05-2026 11:59 PM EST
Hits: 12
Est. Value: $520.00
Category: Canada Only

Enter to win the HarperKids Halloween Giveaway.

One winner receives a signed copy of HAPPY SPOOKY HALLOWEEN (ARV $12.99) and a pair of NIKE LeBron 22s (Player Edition) from LeBron James's personal collection, never released to the public (ARV $210.00). Total ARV $222.99.

To enter, fill out the entry form on the HarperCollins Happy Spooky Halloween sweepstakes page.

Win $223 in value – HarperKids Halloween Giveaway - Enter Now

Restrictions: 18+ US
Limit: 1 Per Person
Added: 10-07-2026
Expires: 10-30-2026 11:59 PM EDT
Hits: 42
Est. Value: $223.00
Category: Plus