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Welcome to Cartesian Bear: Witty s-f & tech t-shirts
Cartesian Bear Industries is a unique t-shirt shop, featuring witty designs related to science fiction, science, engineering, and gifted education. New products are being added frequently — stop by often!
I have chosen a selection of Heinlein quotes for t-shirt designs. These are great for fans of classic 1950s and 1960s science fiction. There are designs for everyone: sweet little girls; teens with attitude; and sayings only a RAH fan would understand.
• Robert A. Heinlein Quotes on Shirts and Gifts
Designs based on the works of science fiction author Robert A. Heinlein.
Here are a variety of shirts featuring text and designs inspired by science fiction and fantasy literature. Only a few ideas now, many more to come.
• Science Fiction & Fantasy T-shirts
Any science fiction or fantasy inspired design, except Heinlein quotes.
Welcome to the section of my store I call "Gifted and Snarky". If you know someone who thinks gifted people are dull brains who do nothing but play chess and discuss the Hanseatic League, you <b>need</b> one of these shirts!
• Gifted and Snarky Shirts
Who says gifted people are boring? The designs in this department will let you show the world you are gifted and proud of it!
Why observe just the standard holidays? What about the days few celebrate? Official holiday or not, this is the spot for t-shirts for <b>your</b> special days. <b> And times!</b>
• Odd Holiday Apparel
Here lie unusual designs for standard holidays — and designs for unusual holidays. New! Designs for unusual times.
Show your association with science and engineering with a shirt from this section. Some designs also available on tote bags, aprons, cutting boards and mouse pads.
Shirts for Scientists, Engineers, & Those Who Love
Shirts with designs inspired by ... you guessed it ... science and engineering!
You've read stories where the mad scientist builds a spaceship in the back shed ... he's not a mad scientist, he's a <b>Mad Engineer</b>! If you are a Mad Engineer, or are loved by one, join the Union by buying official merchandise. No dues.
• Union of Mad Engineers Apparel
Official Purveyor of T-Shirts for the Union of Mad Engineers, Milky Way Division, Helios Chapter, Local 3
Some designs don't fit into standard categories ... here you'll find all sorts of unusual items, from ideas based on old politics to romance gone electronic to ... who knows?
• Random Numbers, T-shirts and Gifts
Some designs just don't fit into standard categories ... come in and take a look!
The designs on these t-shirts were all created by young people. Thanks, Kati!
• Cub Designed Shirts
Designs created by the Cartesian Bear cubs, and their friends.
Do you like my designs, but want to make a change to one of them? It can be done!
Custom Designs
Want something a little different than what you see here?
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Links
If you like my shirts, you may like these web sites, too.
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