Twiddle Spin, designed and created by Notion Builds, is a carefully designed, precision-engineered, all-metal, modular kinetic tabletop toy that unleashes ... the shape of a disk, with subtle ...

But the yo-yos didn't spin fast enough to work as a centrifuge. Then they stumbled upon the children's toy known as the whirligig, or buzzer. The toy is made of a disc that spins when a person ...

Toronto-based toy company Spin Master is buying Aerobie, maker of the eponymous flying disc, for an undisclosed sum. Founded in 1984 in Palo Alto, Calif., by Alan Adler, an engineer and part ...