In this interview what she says isn't quite the what the reporter says.
http://www.science-spirit.org/article_detail.php?article_id=128
However, the cumulative contribution of many domains of cognitive developmental psychology suggests to me that it’s a serious possibility that spirituality is a universal aspect of human cognition.
"spirituality" not god.
Then read about her test questions and even that is hardly supported.
On forced choice questions, consisting of three possible explanations of primary origin, they would predominantly go for the word "God," instead of either an agnostic response (e.g., "nobody knows") or an incorrect response (e.g., "by people").
Kids will know what isn't made by people and eliminate that answer. Kids will probably believe that somebody knows and eliminate the answer nobody knows. This only leaves one possible answer with any possibility of sounding correct. They didn't even have "None of the above" to choose from. It seems completely loaded to me.
If two people agree on everything, one of them is not thinking.