It's a good idea. Executed well. I would say for adults it's a little easy but I think perfect for 9 years up to adult. Would be nice to be able to admire the p

It's a good idea. Executed well. I would say for adults it's a little easy but I think perfect for 9 years up to adult. Would be nice to be able to admire the puzzle at the end and look at stats etc Give your son a thumbs up :-)