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Box for a WHEE-LO toy The Schylling "magnetic gyro toy" has a design that is very similar to the original WHEE-LO toy. WHEE-LO is a trademark for a handheld toy that propels a plastic wheel along both sides of a metal track with magnets built into the wheel. As the track is tilted up and down, the wheel rolls the length of the track, top and ...
Levitron is a brand of levitating toys and gifts in science and educational markets marketed by Creative Gifts Inc. and Fascination Toys & Gifts. [1] The Levitron top device is a commercial toy under this brand that displays the phenomenon known as spin-stabilized magnetic levitation. This method, with moving permanent magnets, is quite ...
Chinese magic mirror: n/a projection probably introduced centuries or thousands of years before they became popular during the Han dynasty: 0 (circa) Prism: n/a dispersion: Seneca noted that a prism could form the same colors as the rainbow 150 (circa) Newton disc / color-top (chameleon top) Ptolemy: additive optical color mixing
Euler's Disk, invented between 1987 and 1990 by Joseph Bendik, [1] is a trademarked scientific educational toy. [2] It is used to illustrate and study the dynamic system of a spinning and rolling disk on a flat or curved surface. It has been the subject of several scientific papers. [3] Bendik named the toy after mathematician Leonhard Euler. [4]
A Magna Doodle drawing board. Magna Doodle is a magnetic drawing toy, consisting of a drawing board, a magnetic stylus, and a few magnet shapes.Invented in 1974 by Pilot Corporation, [1] over forty million units have been sold to date worldwide, under several brands, product names and variations, including Tyco and Mattel/Fisher Price.
Inside Big Gambling's AI gold rush: 'We see every single bet.'
Many of us know the big names in the high-end-design space, like Louis Vuitton and Gucci — but just knowing the brands isn't enough to build a fashionable wardrobe.
Spanish police on Monday said they had arrested three "extremely dangerous" suspected mafia members wanted in Italy for crimes including attempted murder, weapons trafficking and money laundering.