A Set of 12 Fibonacci Holiday Cards.
Send golden holiday wishes with a Golden Spiral of numbers from the Fibonacci Sequence!
Because the Fibonacci numbers are related to the Golden Ratio in Mathematics. Every number after the first two numbers is the sum of the previous two numbers. How fun is that?
Perfectly festive for the one who loves math and numbers.
Greeting: golden holiday wishes
Size: 5.5 x 4.25 in (14 x 10.8 cm)
Quantity: 12 cards with envelopes
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