I bought 2 of these and gave them to a 12 year old boy and an 11 year old boy. The 12 year old solved it in about 2 minutes and the 11 year old gave up saying it was too hard. So I don't know what to say to anyone other than that a 12 year old is very, very smart.
Colorful Venice 1000 Piece Jigsaw Puzzle By Colorcraft
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100-Piece Under The Sea Glow-In-The-Dark Puzzle For Kids Age 5+ - Colorful Illustrations Of Underwater Fish, Plants, And Sea Creatures - Award-Winning And Perfect For Learning And Play
12 Review
BeginAgain Butterfly A To Z Puzzle - Educational Wooden Alphabet Puzzle - Kids 2 And Up
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Explore The Arctic With Mudpuppy'S Colorful 64 Piece Puzzle For Kids - Find 40+ Hidden Images Of Animals, Fish, And Birds Living In The Arctic!
25 Review
Wooden Roller Coaster Marble Run Puzzle - ROKR 3D Mechanical Model For Self-Crafting, Decoration, And Educational Gifting
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Engage Your Child'S Curiosity With The 5 In 1 STEM Kit - The Perfect Educational Building Toy For 8-12 Year Old Boys And Girls
36 Review
ROBOTIME 3D Wooden Puzzle Mechanical Gear Clock Owl Model Kit For Teens & Adults - DIY Building Set
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ROBOTIME 3D DIY Solar Car Puzzle Kit - Fun Arts and Crafts for Teens and Adults - Top Learning Toy and Birthday Gift (Curiosity Rover)
25 Review