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CONTENTS





                                                            Digital World
                   1 More about a Computer                                                                           7
                       Computer and Human              Types of Computers
                       Places where Computers are Used

                   2 Working of a Computer                                                                          21
                       IPO Cycle                       IPO Devices

                  Periodic Assessment 1                                                                             28
                   3 Parts of a Computer                                                                            29

                       Input Devices                   Processing Device               Output Devices
                       Storage Devices

                   4 The Keyboard and The Mouse                                                                     38

                       Keyboard                        Mouse
                  Periodic Assessment 2                                                                             49
                   Test Sheet 1                                                                                     50

                   5 More on Tux Paint                                                                              51
                       Starting Tux Paint              Parts of Tux Paint Window       Tux Paint Tools

                   6 More on Paint                                                                                  61
                       Parts of the Paint Window       Tools Group                     Brushes Tool
                       Shapes Group                    Selecting a Drawing             Moving the Selection
                       Cropping an Image               Foreground and Background Colours
                  Periodic Assessment 3                                                                             80

                                                      Computational Thinking
                   7 Reasoning and Analysis                                                                         81

                       Number Pyramid                  Number Grid                     Directions
                                                            Coding World
                   8 More about ScratchJr                                                                           88

                       ScratchJr Programming Language   Components of ScratchJr Window   Blocks of ScratchJr
                                                        Artificial Intelligence
                   9 Artificial Intelligence Around Us                                                             100

                       Artificially Intelligent Machines    AI in Our Lives            Robots
                  Periodic Assessment 4                                                                            107
                   Test Sheet 2                                                                                    108

                     Project Work                                                                                  109

                     OGO Cyber Sample Questions                                                                    111



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