AC-110
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A two- to 24-item sort of anodized
aluminum pieces. A difficult task requiring attention to three
relevant dimensions: color (silver and gold), shape (circle, square,
rectangle and hexagon) and thickness (thin, medium and thick). Many
variations are possible, including: sort by shape only, shape and
color, color only, color and thickness, and many more.
Includes 120 aluminum pieces and
all bins. Also includes step-by-step instructions and data sheets.
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