GungHo's Nakamura Toru kanshuu Indo-shiki Keisan Drill (Indian Style Calculation Drills Supervised by Toru Nakamura) improves calculation speed and skills with special techniques and shortcuts. You may be asking yourself (or us, or no one in particular): How is this Indian style? What does India...
Posted on Jul 22nd 2014 1:00PM
Posted on Jul 22nd 2014 12:00PM
Posted on Jul 22nd 2014 9:01AM