This is an educational pattern puzzle toy. First, set the problem on the frame of the sheet. Place the black and white square pieces to complete the pattern, just like the example. Use it for matching practice and brain training. Each sheet is approximately 27.5cm x 17.5cm. The 10 example cards are approximately 5.4cm x 5cm. The 16 square pieces are approximately 3.3cm x 3.3cm. The pieces are approximately 5mm thick. For an additional 200 yen, magnets can be added to the sheets and pieces. With magnets, you can use them on a magnetic board. If you would like this option, please comment. *Magnetic board not included. Let's have fun learning! #EarlyChildhoodEducation #Kindergarten #Childcare #VisualSupport #SupportMaterials #ChildcareMaterials #EntranceExam #EducationalToys #Therapy #Development #BrainTraining #EducationalToy #Matching #Pattern #Entrance #EntrancePreparation #Puzzle #NurserySchool #HaveFun