Turn it upside-down, and it reads the same. There are other kinds, too: mirrored, rotated, and multi-axis. Or an ambigram may read differently in each direction, like my design for "Van Pelt Art / Trompe L'Oeil":
T-shirts and tattoos rock ambigrams, because the wearer can read them herself, the same as observers do.
Prices run from about $50 per word/name, more for intricate lettering, color treatment, etc. Note that not all words or phrases can be made into effective ambigrams.
If you're looking for a fun, affordable gift, contact me with your idea.
There are some other ambigrams out there of this word, mostly using the singular form and relying on the b/g transformation. I wanted to give it a spin of my own.
A negative-space transform. Pure fun!
Despite some unconventional aspects, most people find this one surprisingly readable.
The solution itself is trivial, so I stretched it a bit with the medium -- scratchboard.
About the hardest challenge I've tackled (yet) -- but ultimately very satisfying. "Lisken" is a Norwegian family name meaning "little Elizabeth."
My customer had a favorite family motto -- could I ambigram it? Yes, I could!
Wacky typography helps this one work, and gives it flair.
Sometimes a simple solution is best.
William is just one of those words that is practically an ambigram from the get-go!
I took a liberty with the swash in front of the J, but it works ok, neh?
Some logos (corporate, event, organization) lend themselves to ambigrammatical treatment.