Study

Inventions

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  • What is this? Why is it useful?
    Lightbulb. We use it to see things when it's dark and we can use it anytime.
  • What is this? Why is it useful?
    Mobile phone. We use it to make calls, send messages, play games...
  • What is this? Why is it useful?
    Solar Power. It is renewable enerygy from the Sun. It helps us to reduce the cost of electricity.
  • What is this? Why is it useful?
    A bike helmet. It helps to protect from any injuries.
  • What is this? Why is it useful?
    Heater. We use it during winter to keep ourselves warm.
  • What is this? Why is it useful?
    Hair Dryer. We use it to dry our hair.
  • What is this? Why is it useful?
    Vacuum Cleaner. We use it to clean the floor/home.
  • What is this? Why is it useful?
    Oven. It is useful to cook food and heat up cold food.
  • What is this? Why is it useful?
    Internet. We use it everyday to look for information.
  • What is this? Why is it useful?
    Calculator. We use it to calculate.
  • What is this? Why is it useful?
    Clock. It helps us to tell the time.
  • What is this? Why is it useful?
    Recycle Bins. It helps us to reduce waste and protect our Earth.
  • What is this? Why is it useful?
    Electric Cars. It pollutes the air less and also reduces the use of fossil fuels.