What did Alexander Fleming famously discover?
Penicillin
Blender
Light bulb
Printing press
Who invented scissors?
Leonardo da Vinci
Nicolaus Copernicus
Johannes Kepler
Ptolemy
Which organization invented the Internet ?
CERN
MICROSOFT
DARPA
GOOGLE
The inventors of ear muffs, the trampoline, braille, and the paper bag, all have something in common. What do they have in common?
They are blind.
They are kids.
They are women.
They are British.
The invention of the cat flap is credited to which famous scientist?
Isaac Newton
Galileo Galilei
Leonardo da Vinci
Albert Einstein
When was the Barbie doll invented?
1993
1948
1959
1987
Which inventor made one patent for every three weeks of his life?
Thomas Edison
Alexander Graham Bell
Galileo Galilei
Johannes Gutenberg
Who invented the dynamite?
Alexander Graham Bell
Marie Curie
Alfred Nobel
J. Robert Oppenheimer
What household machine was invented by Hamilton Smith in 1858?
dishwasher
washing machine
refrigerator
microwave oven
While in Newgate Prison, which hygiene aid did William Addis invent?
shampoo
tootbrush
toilet paper
soap
Which car factory created the first car to middle-class Americans?
Dodge
Ford
Oldsmobile
Chevrolet
In what century was the first electrical generator developed?
18th
17th
19th
20th
In what year was the first motorcycle built?
1928
1952
1914
1885
What portable device did James Spengler invent in 1907, using a soap box, pillow case, a fan and tape?
X-ray machine
Vacuum cleaner
Steam engine
Barometer
In what year was the first Apple Macintosh computer developed?
2000
1976
1984
1992