Until the trademark expired in 1965 and competing plastic yo-yos began to outsell his old-fashioned, wooden ones, Duncan was the country’s leading yo-yo producer. National Museum of American History ...

Yo-yos spun back into the spotlight Saturday as the California State Yo-Yo Championship returned to downtown Chico for the ...

Winners were awarded yo-yos as prizes. Chico has a rich yo-yo history ... Katie Thompson, who won the women's title at the ...