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    Human-made things are made by people using tools or machines. Examples
                     of human-made things are:

                                                                Car
     Let us learn the difference between natural things and human-made things.

     NATURAL AND HUMAN-MADE THINGS
                             Toy                                                                      Computer

     Look around you. You see many things. Some things are provided by nature
     Some things are made by people. There are two kinds of things in the world

     natural things and human-made things.

     Natural things are given by nature. Humans do not make them. Examples of   Books

     natural things are:

                             MACHINES

                     A machine is a human-made thing that makes our work easier and faster.
                     There are many machines all around us. For example, a pair of scissors is a

                     simple machine used for cutting paper, cloth or other things.

                     COMMON FEATURES OF MACHINES
     Tree
                     All machines have some common features:

                         Machines help you do work.
                                                                                            Walk around your
     Sun  Moon           Machines save time.                                             classroom. Point out one

                         Machines make work easier.                                       natural thing and one
                                                                                           human-made thing.
                         Machines need power to work.

     Animal

                                                                                           Computer-A Smart Machine     9

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