The "trick", which is taught in Japanese schools, involves drawing parallel lines to represent the digits you are multiplying ...

1984 - Funnels & Buckets is a shareware math-based educational title developed and published by Data Sage. The gameplay entails popping mathematical problems before they fill one of your four buckets.

When good mathematicians are stuck on a problem, they see if they can simplify it. In long multiplication we break the sum down into parts that we can easily answer and then add the parts together ...