WORLD'S DISCOVERIES

This discovery gives us light, warmth, and helps us cook food. Early humans used it to stay safe.

This invention allows people to talk to each other from far away.

This modern invention connects people from all around the world, gives information quickly, and helps people work easily and relax.

This invention gives power to our homes, lights, and many machines.

This discovery allows people to fly across the world in just a few hours.

This discovery helps people see in the dark without using fire. It was invented by Thomas Edison.

This object is round and helps people move things easily. It is used in cars and bicycles.

This discovery helps protect people from dangerous diseases. It is given as an injection.

This material is used to make many things, from bottles to bags, but it can also cause pollution.

This energy source comes from old plants and animals deep underground. It is used for cars and electricity.