Material: 500 Piece wood board · Finished Size: 20 x 15 Inches · Package Size: 7 x 8.5 x 2 Inches · Weight: 340g · For ages 8+ Benefits of puzzles - Develop children's patience and focus - Develop children's logical thinking ability - Cultivate children's confidence in success - Increase observation, cultivate patience and concentration - Puzzles are also used to boost cognitive skills. - Develop hand-eye coordination, fine motor skills, problem-solving, shape recognition, memory, and task completion. - It is a good game for teamwork and parent-child interaction. Enjoy Recreational Time with Family & Friends Warm Tips: √ The puzzles have been checked carefully before put into the box. the chance of factory missing parts is quite small. The majority of missing events happened during spelling procedure or misspelled the puzzle. It's better be far away the cats or dogs when doing the job. √ If received defective pieces or missing parts, send us an image of which part is missing, we will send replacement part immediately.