1Improvement Ability: Playing shape matching brain teaser can train children concentration, thinking ability, logical ability, practical ability and patience, color matching cognition. 2Improve Social Interaction: Logic shape matching teaser is able to play with 2 people, promote communication and can improve children social skills. 3Promote Relationship: Wooden shape matching teaser is also suitable for adults to play. Cooperating with parents to complete the game will greatly promote the relationship between parents and children. 4Perfect Gift: Educational shape matching teaser is very suitable for children as a gift or as a surprise on Christmas and Halloween or interesting birthday. 5Basswood Material: Color shape matching teaser is made of basswood material, which is durable and has a long service life, and can be used for a long time.Item Type: Shape matching brain teaserMaterial: BasswoodSize: Approx. 30 x 22.2 x 3cm / 11.81 x 8.74 x 1.18in .wang-edit-text{ font-family:Arial important; } .wang-edit-text table { border-top: 1px solid 000; border-left: 1px solid 000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid 000; border-right: 1px solid 000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }