Description Safe for boys and girls to play serving you for a long time and giving you nice experience. Suitable for use in early learning development in home education can be used for developing grasp ability eye hand coordination and fine motor skills. Features - Color: As shown -Material:Wood - Size: 22.40X17.80X0.80cm/8.80X7.00X0.31in -Improve cognitive abilities: During the puzzle process children need to observe think and solve problems to develop their cognitive abilities. -Great teaching aid for classroom a fun teach anatomy. You will enjoy it. -The internal organs puzzle toy help kids know items that inside the human body. -You can give it as a gift for your kids on birthday Christmas new year etc. -Put the organs into the correct position understand the structure of human organs and explore the composition of the human body.