THE SCIENCE TeeCHER :: Math Pins

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.

Math Pins


Lapel Pins
8 products

Products

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Pi Lapel or Tie Pin

Actual height 1/2 inch (13 mm).
Tie pin has chain and bar for attaching tie to front of shirt.
Handcast in USA from lead-free pewter using renewable energy. Posts, chains, and bars of stainless steel.

Pricing: Lapel Pin $6. Tie Pin $8.00.

Infinity Lapel or Tie Pin

Designed as an Infinity pin. Makes a pretty good Mobius strip, too.
Actual size 5/8" wide by 1/4" high (16 mm wide by 6 mm high).
Tie pin has chain and bar for attaching tie to front of shirt.
Handcast in USA from lead-free pewter using renewable energy. Posts, chains, and bars of stainless steel.

Pricing: Lapel Pin $6. Tie Pin $8.

Square Root Radical Sign Lapel or Tie Pin

Actual size 13/16 inch wide by 1/2 inch high (20 mm wide by 13 mm high).
Tie pin has chain and bar for attaching tie to front of shirt.
Handcast in USA from lead-free pewter using renewable energy. Posts, chains, and bars of stainless steel.

Pricing: Lapel Pin $6. Tie Pin $8.00.

Math Power Pin

15/16" (24 mm) diameter.

Price: $5.

I Love to Teach Mathematics Lapel Pin

I (Heart) to Teach Mathematics Lapel Pin
15/16" (24 mm) wide by 11/16" (17 mm) high.

Price: $5.

Math Award Lapel Pin

1" (25 cm) wide x 7/8" (22 cm) high.

Price: $5.

Math Blue Ribbon Lapel Pin

This lapel pin is shaped as a blue ribbon award for math. Actual size 3/4" (19mm) wide by 1" (25mm) high.

Price: $5.

Apple Pin
Non-edible apple pin for your favorite teacher. Made in USA from lead-free pewter using solar energy. Posts of Stainless Steel. $6.