When a British engineer named Denys Fisher introduced the first Spirograph set at a toy fair in 1965, he tapped into a demographic of non-artists who really wanted to create art. Those sprocketed ...

Spirograph, the strangely soothing mathematical drawing toy, has an online counterpart where you can doodle whirls and curves to your heart’s content. Remember Spirograph? The toy set that came with ...

If you’ve ever made designs with a Spirograph, you can probably conjure up the feeling of swirling the gearlike wheel inside the plastic ring using the tip of a pen — and also recall being amazed at ...