Place the card with 100 squares into the lid and practise with the units and longs. Increase insight into the decimal system.Contents:transparent plastic box (10.3 x10.3 x 1.3 cm)20 blank wooden units 1 cm38 blank wooden longs 10 cm3white plastic card with 100 squares
Data sheet
Garanties sécurité (à modifier dans le module "Réassurance")
