Yes, This IS Rocket Science

Whether you're a propeller head or not; whether you're a valued research scientist, an engineer, or a mad genius; or even if you're none of the above - what you do may be, in fact, rocket science. No matter what they say.

As usual, it's a t-shirt ( [link] ), a blank book cover ( [link] ), a greeting card ( [link] ), and a mug ( [link] ).