Then a year later, Duncan released The Duncan World Class, a yo-yo with a special coating that, according to yoyo.fandom.com, allowed the yo-yo to spin 20% longer than its predecessors.

Duncan Inc. By October 1932, he had secured Flores’s remaining assets, including the all-important trademark. Until the trademark expired in 1965 and competing plastic yo-yos began to outsell his ...

After a 145 per cent tariff shock, US toy executives are warning of a Christmas crisis and pleading for exemptions Josh Staph ...