Makeropolis
The Triangle of Arithmetic – California State Series, Grade 3
The Triangle of Arithmetic – California State Series, Grade 3
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$13.00 USD
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This vintage Grade 3 math book from the California State Series, The Triangle of Arithmetic, features fantastic 1950s-style graphics and clear, structured lessons. A wonderful example of mid-century educational design—great for both collectors and creatives.
Title: The Triangle of Arithmetic
Grade Level: 3
Series: California State Series
Condition: Vintage; may show school use, writing, or wear (see photos)
📚 Packed with great graphics—perfect for junk journaling, altered books, vintage decor, or math-themed creative reuse!
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