Add/Subtract T-Shirt

This Sidney Harris Mars Probe cartoon demonstrates that all is fair in love, war, and interplanetary exploration.

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Glows in the dark

Winter Star Chart Shirt $25.74 – $50.41

Navy

Small Medium Large X-Large XX-Large +$1.00 Youth Small 6-8 Youth Medium 10-12 Youth Large 14-16 Sweatshirt Small Sweatshirt Medium Sweatshirt Large Sweatshirt X-Large Sweatshirt XX-Large +$2.00

Printed upside down in glow-in-the-dark ink so the wearer can really use it.

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Glows in the dark

Galactic Address T-Shirt $25.74 – $26.81

Black

Use “powers of ten” to zoom in from our local cluster of galaxies to North America.

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Miracle Shirt $25.74 – $50.41

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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Imagination T-Shirt $25.74 – $26.81

“Imagination is more important than knowledge,” a tribute to the genius of Einstein.

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Women Scientists T-Shirt $25.74 – $26.81

White

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

Celebrating the important contributions in science made by women. Comes with a card describing the achievements of all five women.

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Risk Management T-Shirt $25.74 – $26.81

One of the most underrated risk management strategies: RUN!

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Principles of Flight T-Shirt $25.74 – $26.81