Mental arithmetic skills test Look at the below video and test your mental arithmetic skills. 

Try comparing the abacus mental arithmetic skills with your friends.

http://www.hiabacus.com/abacus-sub1/5.php

Can learn abacus not boring with multimedia, graphics, subtitles, the motion of the character.

[Hi Abacus Lesson 1]is an innovative program that makes number concept and mental arithmetic skills using an abacus of the kindergarten & elementary school students fast, improves correct 'numbers concept and calculation ability'.

[Hi Abacus Lesson 1] is different from calculating with paper and pencil. It is a program that can calculate addition. subtraction, multiplication and division with mental arithmetic skills using an abacus 2~3 times as quickly, easily and with fun.

[Hi Abacus Lesson 1] Improves IQ by improving mental arithmetic ability, calculation ability, logicality, and thinking skills through learning training with mental arithmetic skills using an abacus.

Full instructions: http://www.hiabacus.com

If you learn an abacus calculation, 9 things to be improved

Calculation ability- Learning an abacus is a basic learning that goes into an outstanding math prodigy with excellent calculation ability

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Concentration- It is very good learning methods to kids who lack of concentration and have no motivation

Patience-Very good habit in all learning and behavioral development

Positiveness-Different ages and schools can be both friend and always responsibly students

Brain development- Brain develops while you enjoy brain development

Agility-Since learning the abacus moving your fingers, you have agility.

Arithmetic operation, mental arithmetic- You know the correct answers in mathematics without calculator

Good posture-Since learning with correct posture, the correct posture is also strong, durable body and mental health

Number sense- Because you have excellent sense in number, you will show a remarkable ability in mathematics and life calculations.

Sign up for our Online Abacus Course 'Abacus Math From Scratch'. Get 89% off this course with this link

Full instructions: http://www.hiabacus.com