From wheels to microwaves, prove you’re the genius behind history’s brightest ideas and quirkiest contraptions.
Which heavily armored vehicle, debuting in World War I, used track technology first developed to help tractors avoid getting stuck in the mud?
Tank
NASA’s light-filtering research—sparked by welding hazards and inspired by eagle vision—led to eyewear that blocks dangerous rays. Which type of radiation do these lenses block?
UV
Which river hosted Cornelis Drebbel's 17th-century submarine demonstration that drew thousands, including a ride from King James I?
River Thames
Which prolific inventor was nicknamed The Wizard of Menlo Park?
Thomas Edison
Which car manufacturer gave up its patent rights for the three-point safety belt to boost global automotive safety?
Volvo