The Mousketeers - a thrilling math adventure (7+ years)

The little mouse Optello goes in search of his great heroes: the Mouseketeers. Optello wants to become their apprentice. When Count Catulus steals the crown jewels, the king sends his loyal Mouseketeers to retrieve them – and Optello goes along! In the great contest between Catulus and the king, Optello is challenged to his limits…

In The Mouseketeers, the reader is challenged to embark on an exciting math adventure. At each step in the story, the sums become progressively more difficult: from addition and subtraction, through multiplication and division, to sequences and fractions. Each new sum is explained with a cheerful illustration.

For children aged 7 to 11, with increasing difficulty.