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  2. Spirograph - Wikipedia

    en.wikipedia.org/wiki/Spirograph

    Spirograph is a geometric drawing device that produces mathematical roulette curves of the variety technically known as hypotrochoids and epitrochoids. The well-known toy version was developed by British engineer Denys Fisher and first sold in 1965.

  3. Pneumograph - Wikipedia

    en.wikipedia.org/wiki/Pneumograph

    A pneumograph, also known as a pneumatograph or spirograph, is a device for recording velocity and force of chest movements during respiration. Principle of operation

  4. Denys Fisher - Wikipedia

    en.wikipedia.org/wiki/Denys_Fisher

    Between 1962 and 1964 he developed various drawing machines from Meccano pieces, eventually producing a prototype Spirograph. Patented in 16 countries, it went on sale in Schofields department store in Leeds in 1965. A year later, Fisher licensed Spirograph to Kenner Products in the United States. In 1967 Spirograph was chosen as the UK Toy of ...

  5. The Fad Toy Everyone Was Obsessed With the Year You Were Born

    www.aol.com/fad-toy-everyone-obsessed-were...

    1966: Spirograph This geometric drawing toy was developed by British engineer Denys Fisher and first sold in 1965. The trippy shapes made it the perfect toy for the swinging '60s.

  6. Doctors Say This Is How You Can Loosen and Clear Mucus From ...

    www.aol.com/doctors-loosen-clear-mucus-chest...

    Elevating your head while sleeping can do wonders for your congestion, Dr. Mercola says. ... (like Sudafed) may work better for you. On the other hand, if you have chest congestion and need to ...

  7. Spirometer - Wikipedia

    en.wikipedia.org/wiki/Spirometer

    A spirometer is an apparatus for measuring the volume of air inspired and expired by the lungs.A spirometer measures ventilation, the movement of air into and out of the lungs.

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    Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!

  9. Kahootz Toys - Wikipedia

    en.wikipedia.org/wiki/Kahootz_Toys

    Kahootz' initial product offerings were Spirograph and Pomz. [2] In a 2013 interview, [3] Cass stated that they brought back the Spirograph because they saw an opportunity for success in the nostalgia market and felt that it would do well. The first shipment of Spirograph arrived just before Christmas in 2012.

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