Within a puzzle, all the pieces are different. They have several different stencils that they use. But it is funny, because sometimes they'll use the same a stencil for totally different pictures which has created a little cottage industry of artists who combine the puzzles. And you see this in wirdle like that's one of my favorite things about wor the te yiddishe the loodle,. where they have naughty words, wordle, cordle, right. A time.