Clorful abacus beads
Palabras clave
abacus,
educational,
bead,
bead,
school,
education,
financial,
arithmetic,
colourful,
retro,
learning,
calculation,
mathematic,
mathematical,
accounting,
toy,
background,
compute,
isolated,
economy,
accountancy,
green,
white,
tool,
subtraction,
row,
red,
business,
yellow,
count,
finance,
addition,
old,
traditional,
computer,
wood,
summing,
money,
frame,
accountant,
blue,
antique,
mathematic,
elementary,
wooden,
vintage,
back,
subtract,
numeric
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