This FAQ includes instructions to delete a Puzzle Pack, Puzzles in Progress or a Completed Puzzle.
If you accidentally deleted a Purchased Puzzle pack, then you can restore them at any time using the "Restore Purchases" option in the game Settings.
Delete a Puzzle Pack
1. Go to the game's Main Menu and tap on "My Puzzles" at the bottom of the screen. This is where your owned puzzle packs are kept. Start here, or tap on "In Progress" or "Completed" to view your Puzzles In Progress and your Completed Puzzles.
2. Tap the Trash can icon in the top right corner to reveal which puzzle packs can be deleted.
3. Select the small red "X" button to remove that puzzle pack from your game.
4. Tap the "Done" button and you're done!
Please note that some Free and Recommended Puzzles cannot be deleted.