12 different and unique Cupcake puzzles create a large 500 total piece puzzle. All the puzzles are together in the box. But we do help a little if you need it. The back of each Cupcake is color coded. Fully interlocking. You will have a ball with this puzzle. No straight edges, lots of unique shapes. Great fun for the whole family. We even include puzzle glue so you can display your hard work.