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Rows of gold and silver Pi symbols on blue or red background.
100% Silk. $25.
Arithmetic, algebra, trigonometry, and logarithms.
Burgundy or navy blue.
100% polyester.
Made in Korea. $10.
Silk. Navy Blue. $19.
Navy Blue background.
100% polyester.
Made in Korea.
$10.
Black or Navy Blue background.
100% polyester.
Made in Korea.
$10.
Cream Gold or Silver Blue.
100% Polyester.
$10.
Silk. Cream Gold. $19.
Silk. Cream Gold. $19.
LAPEL PIN
Pi Lapel Pin and Tie Pin
Hand-cast pewter. Actual height 1/2 inch (13 mm).
Lapel pin $6; Tie pin $8.
TIE PIN
Visit our Tie and Lapel Pins page to see all our math and science tie and lapel pins.
LAPEL PIN
Infinity/ Mobius Strip Lapel Pin and Tie Pin
Meant to be an Infinity pin, but passes easily for Mobius Strip as well.
Hand-cast pewter.
Actual size 5/8" wide by 1/4" high (16 mm wide by 6 mm high).
Lapel pin $6; Tie pin $8.
TIE PIN
LAPEL PIN
Radical Lapel Pin and Tie Pin
Hand-cast pewter. Actual size 13/16 inch wide by 1/2 inch high (20 mm wide by 13 mm high).
Lapel pin $6; Tie pin $8.
TIE PIN
Arithmetic, algebra,
trigonometry, and logarithms.
Same design as Advanced Math Tie.
Burgundy or blue.
Polyester.
Made in Korea. $10
Scarves are sheer and measure about
150 cm long by 35 cm wide
(60" long by 13" wide).
Same design as Elementary Math Tie #1.
Black or Blue.
Polyester.
Made in Korea. $10
Scarves are sheer and measure about
150 cm long by 35 cm wide
(60" long by 13" wide).
BROOCH
Pi Brooch
Hand-cast from lead-free pewter.
1 1/4" wide x 1" high
(31 mm wide x 25 mm high). $14.