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25
×
Who invented the first telescope?
Galileo Galilei
Hans Lippershey
Neil Armstrong
Alexander Graham Bell
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25
×
Who created the first long-lasting light bulb?
Thomas Edison
Alexander Graham Bell
Thomas Watson
Galileo Galilei
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thief
Give points!
5
10
15
20
25
×
rocket
Go to first place!
Okay!
×
gift
Win 15 points!
Okay!
×
banana
Go to last place!
Oops!
×
seesaw
Swap points!
Oops!
×
magnet
Take 10 points!
Okay!
×
gift
Win 15 points!
Okay!
×
banana
Go to last place!
Oops!
25
×
Who invented the first engine-powered glider?
Wright Brothers
Hans Lippershey
Abbas Ibn Firnas
Montgolfier Brothers
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20
×
What is the object that casts a shadow on the dial of a sundial?
dial
gnomon
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20
×
Who invented papers?
Charles Babbage
Cai Lun
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25
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Who invented a computer?
Hans Lippershey
Charles Babbage
Cai Lun
Thomas Watson
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20
×
What is an invention?
A plagiarism.
A new creation.
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20
×
What gas that lifts up an airship to the sky?
Oxygen
Helium
Hydrogen
Krypton
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25
×
Who was the first to aim a telescope to the sky?
Wright Brothers
Hans Lippershey
Galileo Galilei
Charles Babbage
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25
×
A sundial/shadow clock can be useful in
stormy days
rainy days
sunny days
cloudy days
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20
×
Why did Wright Brothers build their own engine?
The engine was too expensive.
There was no such powerful engine available.
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heart
Other team wins 25 points!
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×
seesaw
Swap points!
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shark
Other team loses 20 points!
Okay!
×
banana
Go to last place!
Oops!
25
×
Who discovered the law of pendulum?
Galileo Galilei
Charles Babbage
Thomas Watson
Montgolfier Brothers
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25
×
What is NOT a timekeeping device back in the olden days?
smartwatch
water clock
sundial/shadow clock
candle clock
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