The Web Production and Ernst Klett Grundschulverlag GmbH successfully released first two Nutcracker CD-ROMs with the Raven for the 4th class (NRW and Sachsen).

It's a part of 11 mathematical Nutcracker-CD-ROMs, created as a supplement to new school workbooks published by Klett Verlag.

Learning mathematics can be fun for kids! Raven and his friends help pupils of 1st-4th class learn different topics of mathematics with pleasure, navigate CDs, take a rest and play exciting mathematical games developing logical thinking.