A closeup shot of a colorful abacus toy

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Size: 5789px × 3856px
Photo credit: © WireStock / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: abacus, background, balls, blue, calculations, color, colorful, count, counting, crayons, learn, learning, math, mathematics, measure, notepad, pen, pencils, rule, school, scientific, slide, sliderule, teaching