Using the Teen Boards, the child explores the numbers 11-19. Bead quantities are created from the 10 bars and colored bead stair in the Teen Bead Box (sold separately) and are associated with the corresponding numeral on the Teen Boards. Includes a wooden box with lid containing two Teen Boards and nine wooden cards.
Data sheet
Garanties sécurité (à modifier dans le module "Réassurance")
