(DS) Professor Kageyama’s Maths Training

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Tue 8th Sep, 2026 - Sat 19th Sep, 2026

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Shipped From Our UK Store. Genuine UK PAL Release. Improve your calculus with DSThe foundation of Dr Kageyamas Maths Training is 100 square calculations a method conceived by Kageyama Hidea, a Japanese elementary school principal. The DS is held side ways like a book and all answers are written using th Manufacturers Description Improve your calculus with DSThe foundation of Dr Kageyamas Maths Training is 100 square calculations a method conceived by Kageyama Hidea, a Japanese elementary school principal. The DS is held side ways like a book and all answers are written using the stylus. The key principal of the software is repetition which according to Kageyama stimulates the brain. The main exercise 100 cells maths, consists of 100 hundred simple maths problems combined into a 10 by 10 grid using the numbers at the top and side of the grid. There are however many other exercises, ranging from simple one digit math problems to slightly more complex three digit challenges.

Our Compliance with European Law⌄

GPSR

This product was made available on the market before 13th December 2024 and therefore Article 51 applies:

Article 51

Member States shall not impede the making available on the market of products covered by Directive 2001/95/EC which are in conformity with that Directive and which were placed on the market before 13th December 2024.