![Photo: pet rock](https://www.cpr.org/cdn-cgi/image/width=3840,quality=75,format=auto/https://wp-cpr.s3.amazonaws.com/uploads/2019/06/petrock-1.png)
Are wind-up Dick Tracy squad cars and Barbie dolls barometers of our culture? And why did people actually pay for a Pet Rock?
Shannon Voirol, exhibit developer for History Colorado, talked with Colorado Matters host Ryan Warner about toys and their historic -- and nostalgic -- relevance. Starting June 13, History Colorado will feature "Toys of the 50s, 60s, and 70s," an exhibit that runs through Oct. 4.