What is this invention?
light bulb
What is this invention?
telephone
This invention helps people to tell the time.
the clock
It has four wheels and was invented in 1885
the car
It is made of metal and plastic and you use it to take photographs.
camera
Who invented the light bulb?
Thomas Edison
You use this to keep food cold - what is the invention?
refrigeration / refrigerator
Who is this famous inventor?
Steve Jobs
It was invented in 1817. It has two wheels and is made of metal, plastic and rubber.
bicycle
We use this to wash our clothes.
Washing machine
What is this invention?
a remote
This invention helps to keep the air cool.
The air conditioner
Which country invented paper?
China (2000 years ago)
What invention is that?
a battery
