- Description
17 Column 5 Beasd Vintage chinese soroban style abacus bead arithmetic calculator number counting tool educational toy
Beads Number: 5 Beads Per Row x 17 Rows
17 digit professional abacus with plastic frame, Great for children math learning, number counting tool
Conducive to cultivate and improve children's computing power, memory and attention
1 piece Abacus
Beads Number: 5 Beads Per Row x 17 Rows
17 digit professional abacus with plastic frame, Great for children math learning, number counting tool
Conducive to cultivate and improve children's computing power, memory and attention
1 piece Abacus