Acidic Machinery Inside (Krebs Cycle)

You have acidic machinery inside of you known as the Krebs cycle -- also known as the citric acid cycle or tricarboxylic acid cycle. Make others do a double-take with any of these biochemistry humor gifts featuring the "Acidic Machinery Inside". No need to be biochemist or chemistry major to enjoy educational, scientific fun!

Embrace Statistics Be Normal (Bell Curve Humor)

Make others do a double-take with a dose of wry bell curve attitude with any of these gifts featuring the normal distribution curve along with the following sound statistical advice: "Embrace Statistics Be Normal". No need to be a statistician to enjoy tongue-in-cheek stats geek humor with these memorable and informative statistical saying gifts!

Embrace Statistics Be Normal (Bell Curve) Note Book
Embrace Statistics Be Normal (Bell Curve) Note Book by wordsunwords
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Embrace Statistics Be Normal (Bell Curve) Gift Wrapping Paper
Embrace Statistics Be Normal (Bell Curve) Gift Wrapping Paper by wordsunwords
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Tragedy Of The Commons A Fact Of Modern Life With Limited Common Resources

Showcase your environmental sustainability / environmental economics message with any of these gifts featuring a deforested landscape along with the following truism: "Tragedy Of The Commons A Fact Of Modern Life With Limited Common Resources". Make others do a double-take about the problem of deforestation today with a dose of intelligent environmental attitude, with a nod to Garret Hardin's discussion of problems that cannot be solved by technical means.

Tragedy Of The Commons A Fact Of Modern Life Belt Buckles
Tragedy Of The Commons A Fact Of Modern Life Belt Buckles by wordsunwords
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Warning! Carpal Tunnel Syndrome Inside (Hand Anatomy)

Those who have carpal tunnel syndrome will enjoy any of these anatomical humor gifts featuring hand anatomy from the medical textbook Gray's Anatomy along with the saying "Warning! Carpal Tunnel Syndrome Inside". Medical geek humor gifts for anyone with carpal tunnel syndrome!

Be Careful Going Up Or Down In Life Can Have Serious Consequences

Signage humor is alive and well with a dose of wry sarcasm with any of these gifts featuring the sign for an escalator along with a mishap at the top. Includes the following applicable advice: "Be Careful - Going Up Or Down In Life Can Have Serious Consequences".

Play Chess It Is A Game Of Survival (Reflective Chess Set)

Showcase your survivor mentality with any of these chess attitude gifts featuring a reflective chess set along with the saying "Play Chess It Is A Game Of Survival". Great chess advice saying gifts for any die-hard chess player!

Tribal DNA Inside (DNA Replication)

Are you part of an tribe? No need to be a person of any particular origin or group to enjoy wry molecular biology humor with any of these gifts featuring DNA replication, along with the saying "Tribal DNA Inside". Make others do a double-take about the tribe that you belong to with any of these scientific humor gifts!

Tribal DNA Inside (DNA Replication) Yubo Lunchboxes
Tribal DNA Inside (DNA Replication) Yubo Lunchboxes by wordsunwords
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Tribal DNA Inside (DNA Replication) Jigsaw Puzzles
Tribal DNA Inside (DNA Replication) Jigsaw Puzzles by wordsunwords
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Tribal DNA Inside (DNA Replication) Change Purse
Tribal DNA Inside (DNA Replication) Change Purse by wordsunwords
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Tribal DNA Inside (DNA Replication) Apron
Tribal DNA Inside (DNA Replication) Apron by wordsunwords
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I Don't Do Math ... My Erdos Number Is Empty Set

No need to be a mathematician to understand the joke with this design featuring the following text: "I Don't Do Math ... My Erdős Number Is Empty Set". Paul Erdős, was one of the most prolific mathematicians of the 20th century, known for his practice of social mathematics. An Erdős number describes a person's degree of separation from Erdős himself, based on their collaboration with him, or with another who has their own Erdős number. Make others do a double-take about the mathematical world with a dose of wry geek humor with any of these Erdős number saying gifts!

Are We In Another Maunder Minimum Period? (Gabriele Bella 1708)

Have you noticed colder winters in the past couple of years? Solar activity observers noted that centuries ago, the Maunder Minimum, a period roughly spanning 1645 to 1715 when sunspots became exceedingly rare, occurred and that a low-level of sunspot activity is occurring today. Showcase your earth science / climate change / meteorological side with any of these gifts featuring a frozen lagoon of Venice as painted by Gabriele Bella in 1708 along with the ubiquitous query nowadays: "Are We In Another Maunder Minimum Period?"