Despite the fact that these topmost search results were outlined in an orange box and labelled with the word "Ad," they were only recognized as such by 31 percent of 12- to 15-year-olds and 16 percent of 8- to 11-year-olds
In related news: 70% of teenagers fail basic reading comprehension tests?
I dyed my hair for Halloween. I specifically looked for a brand that wouldn't be permanent. When I was finished, I looked at the box again. It said "permanent" in fairly large letters in two different places, and I'd failed to notice both of them.
From the outside, this might look like "failing basic reading comprehension". But I don't think that's what's going on.
Correlating the word "Ad" with the concept "this isn't an actual search result, this is something we were paid to put up here" usually takes someone coming along and spelling out the link. They can read the word, but the association may not have been intuitively made before.
In related news: 70% of teenagers fail basic reading comprehension tests?