25% off storewide closeout sale!

This is a going-out-of-business sale. This was started as a family business, and since my divorce several years ago, my heart hasn't been in it. So I'm moving on.

Everything is 25% off, while it lasts!

Several designs are completely sold out and no longer available, and most shirts have sold out in one or more sizes.

Click here to see shirts listed by sizes that are still available.

Click here for for Women's shirts sorted by available sizes.

Click here for for Youth shirts sorted by available sizes.

Orders over $200 get a 15 percent discount and free USA shipping; orders over $400 get a 20 percent discount and free USA shipping.

Women's XL

Products

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Stand Back Try Science T-shirt
BEST SELLER!

Stand back! I'm going to try science.

Available in Women's Small and XL, and in Adult/Men's 4XL.

Price: $20.

Reality T-shirt

"Reality is for people who can't handle the square root of -1."
T-shirt is Black. Available in Women's Premium Hanes Nano Small through 2XL, and in Adult 3XL, 4XL, 5XL.

Pricing: $20.

Pi Symbol Glow T-shirt
Glows in the dark!
Comes in Men's, Women's, and Youth sizes, and in Men's Long Sleeve.

Price: $20.

Pi-rate Math Geek T-shirt

Available in women's sizes, and in youth small (6-8).

Price: $20.

Be Rational Get Real i vs pi T-shirt (Women's XL only)

Available in Women's premium ringspun Hanes Nano classic fit XL.

Price: $20.

Infinity T-shirt
Available in Men's and Women's sizes.

Front upper left chest: Infinity symbol surrounded by the words "Contemplate the infinite"
Back: "With Math, The Possibilites Are Infinite"

Available in Men's Small, Medium, and 2XL; in Women's Black Extra Small, Large, and XL.
Price: $20.

Math to the Limit Calculus T-shirt
Printed on Front and Back. Available in Men's & Women's sizes.

Front upper left chest: Mathematical notation for "Limit as x approaches infinity of 1/x to the n"
Back: "Take Math to the Limit" accompanied by graph of f(x)=1/x2.

Available in Black, Navy Blue, Ash Gray, Cedar Red, and Metro Blue, depending on size.

Price: $20.

Quadratic Formula T-shirt 3

Available in men's and women's sizes.

The quadratic formula with a diagram of a completed square, and the phrase "Solutions for the completely square."
Available in Black, Ash Gray, Violet, Yellow, Stone Blue, Navy Blue, or Orchid, depending on size.

Pricing: $20.
Blemish sale item: Stone Blue Small for $12.

BODMAS Women's Math T-Shirt
BODMAS: Brackets, Orders, Division, Multiplication, Addition, Subtraction. $20.
Cherry Pi Women's Math T-Shirt
Cherry Pi: The first nine digits of Cherry/Lemon/Apple Pi. $20.