“Learn as if you will live forever, live like you will die tomorrow.” “The...

A community is a group of people who live close to each other, like in a town or a...

A paragraph is a group of sentences that discuss a single topic or idea. Paragraphs are the...

Vaccines work by introducing a harmless part of a virus or bacteria (like proteins or inactivated...

i made a poster about water purification system. it includes...