Gary Dahl, Inventor of the Pet Rock, Dies at 78 - The New York Times
Ed Headrick - Wikiwand
June 1958 - Wikipedia
Co-founder of Hula Hoop toy company dies
The Wham-O Hula-Hoop and its Impact on Modern Hooping – ACLAHOOPS!
Gary Dahl, inventor of the Pet Rock, dies at 78 - The Boston Globe
Hula Hoops Health Benefits: 5 Benefits of Using Weighted Hula Hoops | Benefits of Hula Hooping
Inventor of 'Game of Life' and Prop Designer for Star Trek Dies
Reuben Klamer, who created The Game of Life, has died
Gary Dahl, inventor of Pet Rock, dies at 78
Toy Inventor Made His Name With The Game of Life - WSJ
Creator of a craze: Gary Dahl, inventor of the pet rock, dies at 78 – Orange County Register
How Hula Hoops Work | HowStuffWorks
Hula hoop and frisbee inventor (82) dies – The Irish Times
Early photo of unnamed inventor of the hula hoop proudly displaying his new invention at a convention in Germany circa 1930. He would later claim the hula hoop was a complex puzzle
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
Frisbee Inventor Fred Morrison Dies At 90 –
Hula Hoop patented - HISTORY
Frisbee inventor dead at 90, leaves behind joy | The Independent | The Independent
Ron Popeil, prodigious inventor and infomercial king, dies at 86 | FOX21 News Colorado
Weighted 'smart' hula hoops are the latest fitness trend thanks to TikTok - and we've found one for just £8.99 - Daily Record
Who Invented the Hula Hoop? Joan Anderson Did. - The Atlantic
Co-Creator of Frisbee and Hula Hoop Dies at 82 : NPR
Man who gave Hula Hoop to the world dies | World news | The Guardian
