List of devices

A tail light is a light on the back of a vehicle. They are usually red, and help you tell which is the back and which is the front of a vehicle at night.

A telephone is a device that lets you talk to people who are a long, long way away from you - almost anywhere else in the entire world. Telephones are the most common appliance in the world.
More recently, telephones that don't need to be connected to the phone network by wires have been invented. These are called mobile phones.

A television, or TV, is something you use for watching moving pictures and sound that comes from a distance. Television programs are broadcast from television transmitters, so the television signal comes into your house through cables or in the air from a tower. Your television is just the device that picks up the signal and converts it into something you can watch. You can also play games though your television. Most people today have at least one television in their house.

A toaster is something in your kitchen that is used for making toasted bread, called toast. Toasting involves heating the bread up until it gets darker and crispy.

A traffic light or traffic signal is a set of three lights that is used to control the flow of traffic at an intersection.
A green light means you can go, an orange or amber light means you need to be ready to stop, and a red light means you need to stop.

A trigger is a small device, usually found on a weapon like a gun that makes it fire. In general, a trigger is something that makes an event happen, for example "a heart attack was the trigger that made him change his lifestyle".

An umbrella is a portable shelter that is used for keeping off the rain. Some people also use umbrellas to shelter them from the sun. Small umbrellas that are mainly for keeping off the sun are called parasols.

A waffle iron is a special device that makes waffles. It has two hot surfaces that cook the top and bottom of the waffle at the same time, and a pattern in the waffle iron surface that makes waffles look so distinctively like waffles.

A washboard is a device that used to be used to wash clothes with before washing machines were invented. Washboards have a bumpy surface that you rub wet, soapy clothes onto to get them clean.

A watch is something you can use to tell the time on. Watches are small and usually have a strap on, so you can wear them around your wrist. Large watches that you hang on the wall are called clocks.
It is useful to know the time, so you know when to go to school, or have dinner, or watch your favorite TV show.