What is an Abacus? Teach your child to think faster than a calculator. Can your child solve this in 5 seconds?987×567=? and 4589×7531=? The Abacus makes it easy to solve in 5 seconds! Abacus is an instrument or a mechanical device used to assist a person in performing mathematical calculations and counting. Abacus calculation was … Continue reading Abacus Classes in Kampong-Lew-Lian