5TH PRIMARY E Unit 8 Way Back Then VOCABULARY (17)

a material used in the construction of buildings; rocks are made of this

to write down or keep the important details about something

to travel from one side of something to the other side

a way of improving something or of fixing a problem

an adjective that describes making logical and sensible decisions that will be useful to help to solve a problem

a method of using objects or a machine to put words onto paper in ink without writing them by hand

designing and manufacturing things like comuters, machines and bridges

to apply or employ special treatment to something so that it lasts for a long time

to design or create something that didn't exist before

to think carefully about something so that you can make a good decision