Kitty & Christmas Tree & Girl Solid Wood Jigsaw Puzzle 188 piecesSolid Wood puzzles are made from natural wood and contain no harmful chemicals Unlike traditional puzzles, each piece of an irregular solid wood puzzle is made up of different animals, and such puzzles are often more challenging than traditional regular puzzles Link closely, the whole piece after the lift It is suitable for teenagers to train the ability of task completion, cooperation, memory, shape recognition, problem solving and hand eye