# The Soroban Site of the Visual Math Institute

## Soroban Tutorials

Video tutorials for teachers and parents teaching children to count, using marbles and the soroban to practice simple arithmetic. This extends the well-established arithmetic skills of babies (subitizing)
[see, eg, What Counts: How Every Brain is Hardwired for Math
by Brian Butterworth (1999); Chapter 3, Born to Count].

The series begins with marbles for preschool and moves onto the soroban beginning with the fourth episode.

• Soroban Tutorial 1
Play with Marbles (#1 of 3)
Introducing the Five Bead, 19 MB, 3 minutes
• Soroban Tutorial 2
Play with Marbles (#2 of 3)
Using the Five Bead, 23 MB, 4 minutes
• Soroban Tutorial 3
Play with Marbles (#3 of 3)
Using the Five Stone, 16 MB, 3 1/4 minutes
• Soroban Tutorial 4
Introducing the Soroban (#1 of 6)
Unit beads 1 to 4, 40 MB, 3 minutes (revised 12 March 2010)
• Soroban Tutorial 5
Introducing the Soroban (#2 of 6)
Using the Five Bead, 40 MB, 8 minutes (14 Sept 2010)
Practice with Drills #1 and #2
• Soroban Tutorial 6
Introducing the Soroban (#3 of 6)
Addition with the Ten Bead, 20 MB, 4.5 minutes (22 Oct 2010)
Practice with Drill #3
• Soroban Tutorial 7
Introducing the Soroban (#4 of 6)
Smart Moves, 2.3 minutes (01 Nov 2010)
Practice with Drill #0
• Soroban Tutorial 8
Introducing the Soroban (#5 of 6)
Subtraction with the Ten Bead, 20 MB, 3.5 minutes (01 Nov 2010)
Practice with Drill #4
• Soroban Tutorial 9
Introducing the Soroban (#6 of 6, final tutorial)
Serial Addition, 270 MB, 8.5 minutes (26 Nov 2010)
• Soroban Tutorial 10
Introducing the Base 60 Soroban (20 MB, 2 minutes (02 Dec 2011)
• Soroban Tutorial 11
Multiplication
8 x 6 = 48, 78 MB, 2 minutes (12 Jul 2012)
• Soroban Tutorial 12
Multiplication
24 x 7 = 168, 70 MB, 2.5 minutes (12 Jul 2012)
• Soroban Tutorial 13
Multiplication
8 x 17=136, 97 MB, 3 minutes (13 Jul 2012)
• Soroban Tutorial 14
Multiplication
46 x 23 =1058, 96 MB, 3 minutes (13 Jul 2012)