The history of the Rice Purity Test
Almost every site that hosts this test gives you one clean origin story, usually the year 1924 at Rice University. The honest answer is that the history is older and messier than any single date, and that some of it is genuinely hard to pin down. Here is what's documented, what's disputed, and where we land.
On the 1924 date
The 1924 claim is repeated everywhere. Some sources tie it to Rice University and point to the campus newspaper, the Rice Thresher, as evidence that a purity test appeared in print early in the university's history. We have not been able to independently verify a 1924 original from primary sources we could actually open and read, and much of the web simply repeats the date without a citation, so we treat it as plausible-but-unconfirmed rather than settled fact.
What is not in dispute: the specific 100-question version everyone shares today is a much later, largely online creation. Whatever ran in the 1920s, if anything, was not the modern list. So even taking the early date at face value, the test people take now is a descendant, not the original.
Purity tests before the internet
Self-scored purity tests were a campus folk tradition across American universities for decades, spread the only way documents could be: typed up, photocopied, passed around dorms, retyped with local edits, and copied again. Lengths ranged from a few dozen questions to sprawling lists. By the late 1980s several of these had reached Usenet, the pre-web discussion network, where archived copies of long 400 and 500 question purity tests still exist. Those versions were exhaustive and clearly assembled over years by many hands.
The 100-question format most people recognize reads like the compact edit of that tradition: short enough to finish in one sitting, tame enough to hand to a stranger during orientation week.
The Rice connection
Rice University is the campus whose name stuck to the test, and by most accounts for good reason. Alumni recollections, including a widely-cited thread on the r/riceuniversity subreddit, describe photocopied purity tests circulating during O-Week (Rice's orientation) going back decades. Students recall the "legit" copies carrying campus markers such as the Owl mascot or a Thresher masthead, and advisors treating the test as an unofficial icebreaker: take it as a freshman, retake it as a senior, laugh at the difference.
Was Rice the first campus with a purity test? Probably not; the tradition was broad. Is Rice the campus most associated with the version that came to define it? Yes. That association, more than any exact founding year, is the durable part of the story.
The web era and the TikTok revival
Once the test moved online in the 2000s and 2010s, a handful of sites standardized the wording of the 100 questions and the score became shareable currency: a number you could text, tweet, or drop in a group chat. TikTok drove the biggest revival starting around 2020, when score-comparison videos pulled large view counts and pushed a decades-old piece of campus folklore back into search trends several times a year, reliably every fall.
A rough timeline
Early 20th century. A purity test is sometimes dated to 1924 at Rice; the claim is common but hard to verify from open primary sources.
1960s–80s. Purity tests circulate as typed and retyped campus folklore at many universities; long versions reach Usenet, where copies survive in archives.
1990s–2000s. The compact 100-question edit becomes the standard, and Rice's name is firmly attached to it.
2010s. Web versions replace paper; the score becomes a shareable number.
2020s. TikTok revives the test for a new generation.
How we handle the gaps
Where the record is solid (the folk tradition, Usenet copies, the Rice O-Week ritual, the modern 100-question form) we say so plainly. Where it isn't (the exact 1924 origin) we say that too, rather than pick the tidiest version and present it as certain. If you have a primary source that settles the date in either direction, we'd genuinely like to see it: the contact page is open, and we'll update this with a citation.
Curious how the test itself works today? The full 100-question list shows the modern wording, the college guide covers how campuses use it, and the test itself takes about three minutes.