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The typewriters are the ancestors of the keyboards. This tool was created to make writing easier, as you only needed to press buttons that trigger the levers with ink.
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Originally, the computer was a giant maths machine that can be used to solve codes and other mathematical problems in an easier way, reducing time and error.
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The telephone is used to communicate with other people on other telephones from a long distance.
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Light bulbs have many uses. As well as producing light to be able to see, they can be also used for traffic lights, the power of electrical devices, and more.
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A gramophone was used to record and produce sound on a disc. It had a thin needle that was placed on top of the disc. The sound came out of the speaker at the top of the machine.
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Televisions enable us to see what is happening around the world, as well as provide a type of entertainment.
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A digital printer is connected to a computer. Using lasers and ink, it inscribes patterns to create images or text onto most surfaces.
