Who Invented the Hula Hoop? Joan Anderson Did. - The Atlantic
Frisbee inventor dead at 90, leaves behind joy | The Independent | The Independent
Gary Dahl, inventor of the Pet Rock, dies at 78 - The Boston Globe
Gary Dahl, inventor of the Pet Rock, dies at 78 – Twin Cities
How Hula Hoops Work | HowStuffWorks
How Hula Hoops Work | HowStuffWorks
Reuben Klamer, who created The Game of Life, has died
The Wham-O Hula-Hoop and its Impact on Modern Hooping – ACLAHOOPS!
Toy Inventor Made His Name With The Game of Life - WSJ
June 1958 - Wikipedia
Frisbee Inventor Fred Morrison Dies At 90 –
Man who gave Hula Hoop to the world dies | World news | The Guardian
Hula hoop and frisbee inventor (82) dies – The Irish Times
Co-founder of Hula Hoop toy company dies
World Hoop Day
Weighted 'smart' hula hoops are the latest fitness trend thanks to TikTok - and we've found one for just £8.99 - Daily Record
Gary Dahl, inventor of Pet Rock, dies at 78
Gary Dahl, Inventor of the Pet Rock, Dies at 78 - The New York Times
On this day in 1963 — 58 years ago — the Hula-Hoop, a hip-swiveling toy that became a huge fad across America when it was first marketed by Wham-O in 1958, was
Sherm Poppen, a grandfather of snowboarding, dies at 89 - The Washington Post
Ron Popeil, prodigious inventor and infomercial king, dies at 86 | FOX21 News Colorado
Richard Knerr, 82; co-founded Wham-O, maker of the Hula Hoop and Frisbee - Los Angeles Times
