Technology · 6 min read

Child or AI? Could 4,000 People Tell Who Drew It?

The “Child’s Drawing or AI?” experiment drew enormous interest! In a month and a half, almost 4,000 people took the quiz, trying to tell 15 real drawings by children under 11 from images created by artificial intelligence. Time to sum up the results: did we rise to the challenge, were the real or the generated drawings easier to spot, did the children themselves judge better, and why do the conclusions matter?

Translated from the Bulgarian original →

Child’s drawing or AI? The experiment drew enormous interest.

Almost 4,000 people took part in the test of whether we can tell 15 drawings by children under 11 from 15 images created by artificial intelligence! Time to sum up the results.

Did we rise to the challenge? Are the real or the generated drawings easier to recognize? Did the task turn out to be hard, or did almost everyone manage to guess all 30? Were the children themselves more accurate in their judgment? Why do the conclusions matter?

If you haven’t taken the test yet, it’s far from too late. You can find it here, and after you fill in and submit the form, you’ll see the answers too.

TL;DR

The article is long and detailed. If you’re only interested in the main conclusions, you’ll find them

here.

  • The experiment drew enormous interest: in a month and a half, no fewer than 3,933 people took part!
  • The participants’ average success rate is a mere 52 percent. Pure guessing would give exactly 50 percent.
  • In other words, we can say unequivocally that we are unable to tell children’s drawings from generated images.
  • Though by a small margin, participants rated the generated images as more creative and better in technique.
  • The differences between the scores of adults and of children who took the test are minimal.
  • For 6 of the children’s drawings and 9 of the generated images, more people got the author wrong than right.
  • Some images stand out as recognized by fewer than 1 in 5!
  • Overall, we are slightly more inclined to take a generated image for a child’s drawing than the other way around.
  • If you haven’t done the experiment yet, it’s waiting for you here.
Drawings experiment
The illustration I used to announce the experiment turned out to be the hardest to recognize. Only 16.5 percent of participants guessed it was a child’s drawing!

Keep Your Eye on the Picture

No fewer than 3,933 people took up the challenge between mid-May and the end of June, when answer collection for the experiment closed! The interest hasn’t stopped since, and the number of people who have taken the test is now approaching 5,000, although their results no longer count toward the analysis.

Drawings experiment

If you’re among them… you’re hardly going to be surprised that the results are far from perfect. More than that—they’re close to sheer guesswork. We excluded people who answered fewer than two-thirds of the questions, and still… Almost half the participants have more wrong answers than right ones!

The average score is 52 percent; pure guessing would give 50 percent! So based on the results, we can boldly say that today we are no longer able to tell children’s drawings from ones created by AI! (And that matters—here’s why!)

Drawings experiment

And yet… there isn’t a single image that failed to mislead at least 1 in 10 participants. Nor is there one that fooled more than 90 percent.

I should note that no fewer than 12 people achieved the maximum score of 30 points during this period. I should note even more that, despite my best efforts, there were two ways to cheat—because of an oversight on my part, the generated images all had exactly the same proportions, and after submitting, a careful look at the result revealed which answers were correct. Still, evidently few participants discovered the loophole, if any did at all. And the results are so unambiguous that they leave no doubt about the most important conclusion. We turned out to be unable to tell the two groups apart.

Two Beautiful Eyes. The Soul of a Child

Children up to 14 could also take part in the experiment. Did they prove better at recognizing the work of their peers? I wouldn’t say so. Granted, only 128 children took the test, but their average score is not far from that of the adults.

Drawings experiment

Still, there are some pictures, such as the one with the snowman, where the young participants proved more observant.

Drawings experiment
Drawings experiment
78 percent of people answered that the picture was generated by AI. In fact, it was drawn by a child.

A Fair Grade

For the first 10 images (5 generated and 5 drawn), participants could also give a rating—for technique and for imagination. The truth is that in both categories the average ratings were quite close, just over 3 out of 5.

Drawings experiment Drawings experiment

And yet… the generated images received slightly higher average ratings, almost without exception! Participants gave AI a slightly better grade than the children!

The AI-generated drawings get slightly higher average ratings for both imagination (+0.15 points) and technique (+0.10 points), and the highest-rated of all is drawing 9 (AI).

Drawings experiment
The generated illustration that fooled the most people—no fewer than 76.1 percent thought it was a child’s drawing—also turned out… to be the highest-rated for skill and imagination!

Here are some of the images that stood out either way, whether or not they managed to fool the participants:

Drawings experiment
Almost 80 percent guessed this was a child’s drawing. Apparently the unfinished part was a strong giveaway.
Drawings experiment
Perhaps the image’s overly perfect lines misled no fewer than 78 percent of participants into thinking it was generated.
Drawings experiment
Two-thirds of participants got it wrong, thinking this was a real child’s drawing.
Drawings experiment
This turned out to be the most recognizable generated picture. It fooled only one in five.
Drawings experiment
Only a third of participants guessed that the author here was AI.
Drawings experiment
Almost 9 in 10 participants guessed this was a real child’s drawing.

Judged by the Pictures

So here are the conclusions in brief:

  • The experiment drew enormous interest: in a month and a half, no fewer than 3,933 people took part!
  • The participants’ average success rate is a mere 52 percent. Pure guessing would give exactly 50 percent.
  • In other words, we can say unequivocally that we are unable to tell children’s drawings from generated images.
  • Though by a small margin, participants rated the generated images as more creative and better in technique.
  • The differences between the scores of adults and of children who took the test are minimal.
  • For 6 of the children’s drawings and 9 of the generated images, more people got the author wrong than right.
  • Some images stand out as recognized by fewer than 1 in 5!
  • Overall, we are slightly more inclined to take a generated image for a child’s drawing than the other way around.
  • If you haven’t done the experiment yet, it’s waiting for you here.

It’s also time for the promised prizes! The four participants who scored the maximum 30 points and left their email for the prize draw are: p.vas***@ard**.bg, kalina***@abv.bg, lubo***@abv.bg and dimitrana****@yahoo.de . They will receive selected books and congratulations on their impressive result!

And once again, heartfelt thanks to everyone who took part and to everyone who helped this fascinating experiment reach so many people!

And can you tell a generated voice from a human one? Try it here!

If you have ideas for the next Digital Stories experiments, I’m waiting for you here!

If the topic interests you, it’s definitely worth reading the interview with psychologist Elitsa Staneva-Britton, whose idea inspired the experiment. You’ll find it here.

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