These websites will let you do a puzzle with your friends
You're My Missing Piece Personalized Photo Heart Puzzle
Make a Custom Jigsaw Puzzle with Your Photo - Up to 1000 Pieces | puzzleYOU
Mom You Are The Piece That Holds Us Together Jigsaw | Personalized Mom Jigsaw Puzzle Pieces | Mothers Day Gift | Custom gift for mom — Computer Aided Crafting
Puzzles to Puzzle You.pdf
This puzzle turns into a QR code you can scan to potentially win $1 million | Mashable