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Shirt is white. 100% preshrunk cotton.
Small, Medium, Large, XL $16; 2XL $18.
Musings on the physics of Superman.
Shirt is navy blue. 100% cotton.
Small, Medium, Large, XL $16; 2XL $18.
Shopping for a gift? Consider a Science Teecher Gift Certificate.
Sidney Harris's cartoon demonstrates how not to get bogged down by those pesky intermediate steps.
2XL $19; 3XL $21; 4XL $24.
Wear this for those around you who find Einstein too complicated.
Shirt is black. 100% preshrunk cotton.
Medium, Large, XL $16; 2XL $18.
Shirt is white. 100% pre-shrunk cotton.
Medium, Large, XL $17; 2XL $19.
Shirt is white. 100% pre-shrunk cotton.
Medium, Large, XL $17; 2XL $19.