Add/Subtract T-Shirt

Black

Small Medium Large X-Large XX-Large +$1.00 Youth Medium 10-12 Youth Large 14-16

Viking photographs of Mars featuring Olympus Mons, the Great Canal, and the polar ice cap.

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Fibonacci T-Shirt $24.00 – $25.00

Navy

From daisy petals to seeds of corn, Fibonacci’s sequence explains numbers found in nature.

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Missing Mars Lander T-Shirt $24.00 – $25.00

Ash

NASA asks for help from the public in finding their missing Mars Lander.

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Miracle Shirt $24.00 – $47.00

Ash

Small Medium Large X-Large XX-Large +$1.00 Sweatshirt Small Sweatshirt Medium Sweatshirt Large Sweatshirt X-Large Sweatshirt XX-Large +$2.00

Anyone can make fun of science and education. Sidney Harris finds the humor that comes from within those fields.

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Glows in the dark

Stalactites T-Shirt $24.00 – $25.00

Purple

Glow-in-the-dark design answers the most common question asked by visitors to caves.

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Maid T-Shirt $24.00 – $25.00

Ash

Someone has to clean up after all those particle physicists.

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Spleen T-Shirt $24.00 – $25.00

White

Another great medical cartoon from Sidney Harris and Cotton Expressions.

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Glows in the dark

Tesla T-Shirt $24.00 – $25.00

Dark Chocolate