__________________ were invented to improve peopleโs vision.
/Glasses/Contact lenses
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10
It was invented for producing an image of whatever is in front of it.
Mirror
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15
This invention is an aircraft that does not have a pilot but is controlled by someone on the ground, used especially for dropping bombs or for surveillance.
Drone
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trap
No points!
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star
Double points!
Okay!
gift
Win 25 points!
Okay!
lifesaver
Give 10 points!
Oops!
15
This is big and takes many people to work or school. It travels on roads.________
Bus/Trolleybus
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20
___________________ was invented to make it easier to keep cool.
Air conditioning
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15
This invention is used for making clothes flat and smooth.
Iron
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10
People look at this to know the time. ________
clock/watch...
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15
The________________ was invented to prevent diseases from spreading.
vaccination
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20
____________________ was invented to help people work and travel faster.
The steam engine
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15
It was invented to be used instead of paper books._______________
Electronic books
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15
it was invented for storing, organizing, and finding words, numbers, and pictures, for doing calculations, and for controlling other machines.
Computer
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15
This vehicle was invented to move by turning the two pedals.
Bicycle
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heart
Other team wins 20 points!
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seesaw
Swap points!
Okay!
fairy
Take points!
5
10
15
20
25
thief
Give points!
5
10
15
20
25
15
A device used to convert electricity into light, consisting of a source of illumination.