HILFSMITTEL ZUM ERLERNEN DES RECHNENS

摘要

The invention relates to a counting aid. Said aid is made up of various coloured geometric bodies ( 10, 12, 14 ) and each body is represented by a number and has a specific geometric form and a specific colour. Each decimal step position (ones, tens, hundreds, thousands) is associated with a specific geometric form, and each number (0-9) is associated with a colour.