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Welcome to Functionally Funny – where equations meet expressions! Whether you're a math teacher, student, or just someone who laughs at nerdy puns, this is your go-to shop for clever, hilarious designs that celebrate numbers, functions, and the beauty of math humor. Wear your wit. Gift your geek. Solve life one joke at a time.

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Chill Astronaut on the Moon – Space Vibes T-Shirt
Chill Astronaut on the Moon – Space Vibes T-Shirt
Sale Price $31.05. Original Price $34.50.
T-Shirt
T-Shirt
Sale Price $37.08. Original Price $41.20.

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T-Shirt
Save 10%
T-Shirt
Sale Price $37.08. Original Price $41.20.
Chill Astronaut on the Moon – Space Vibes T-Shirt
Save 10%
Chill Astronaut on the Moon – Space Vibes T-Shirt
Sale Price $31.05. Original Price $34.50.
CREATOR
Mostafa Adel