Patriotic Project Mercury Spaceflight T-Shirt

This NASA themed t-shirt is a great gift idea for anyone who is interested in the history of space flight and NASA. The heather blue unisex jersey t-shirt has a red and black printed design that includes an American flag motif that uses the words PROJECT MERCURY...

Nikola Tesla Inventions Graphic T-Shirt

This graphic glow-in-the-dark t-shirt for science geeks features images of Nikola Tesla and some of his innovations. The design uses photo style imagery plus blueprint drawings and vintage style text. This brown t-shirt is made of comfortable 100% cotton. The main caption of the design is NIKOLA TESLA...

Engineer's Brain Funny Engineering T-Shirt

This funny t-shirt is a great gift idea for anyone who works as an engineer. The graphic tee for Engineers features a simple cartoon image of a human brain along with certain areas noted, like the "management BS sensor", the "coffee location sensor", and the "sarcasm...

Without Geometry Funny Geek T-Shirt

Get this funny t-shirt for the math or geometry geek in your life. The design features a row of 3D illustrated geometrical shapes. These are flanked by bold text above and below, in all caps: Without Geometry | Life is Pointless.  The dark blue design looks great on a...