Montessori mathematics teaching aids: digital pen, digital groove board, allowing children to copy numbers in the order of strokes, preparing children for real writingEducational purpose: often play with Montessori teaching aids, which can exercise children's hands-on ability, cultivate children's writing ability from an early age, and enlighten children in mathematicsPreschool toys: develop children’s concentration, repeated exercises are children’s mental gymnastics, and improve the baby’s self-exploration and color cognition abilitiesProduct parameters: product material: wooden, card: 0-9, digital card size: 12 cm * 9 cm, suitable for age: children over 3 years oldApplicable places: It is recommended to use professional Montessori kindergartens and professional Montessori family, early childhood education center educational institutions, parent-child interaction, and create Montessori environmentMontessori Mathematics Teaching Aids: Digital Groove BoardMaterial: WoodenCards: 0-9Digital card size: 12 cm * 9 cmSuitable age: children over 3 years old