What Abacus Should You Buy?

To get started with the RightLobeMath.com online math program, we need an abacus or preferably a Japanese Soroban which can be purchased at anytime on Rightlobemath.com. We highly recommend in the beginning of a student’s abacus training that they use a “physical” abacus and not a “digital” abacus. The reason for suggesting the use of a