Heather Gregoire, herd manager, explains the cow-milking process to children taking part in a tour of Green Acres Farm off Dairy Farm Road near Lewes.
The farm has been owned by the Hopkins family since 1941.
Nearly 1,500 youth attended the 25th annual 4-H Spring Farm Tour on May 11.
The event was sponsored by the University of Delaware Cooperative Extension 4-H and the Hopkins family.