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    Tick ( ) if you know this.

                          ▶   Motion blocks are used to control the movement of a sprite.

                          ▶   Looks blocks are used to change the sprite’s costume.

                               SOUND BLOCK

                     Sound blocks are in pink colour. They control sound functions. We can add music to our
                     Scratch project by using Sound blocks. You can even record your voice and save it.

                                   Blocks                                       Functions

                                                          This block plays a sound until the complete sound has
                       play sound  Meow  until done
                                                          been played.

                       start sound  Meow                  This block starts playing a sound.

                       stop all sounds                    This block stops all the sound.

                       clear sound effects                This block clears all the sound effects.

                     ADDING SOUND                                                        move  30  steps
                     You can make the sprite talk or play sound by using                 play sound  Meow  until done

                     various blocks in the Sound block category. Drag the
                                                                                         move -30  steps
                     given blocks to the code area and observe the change.
                                                                                         play sound  Meow  until done

                                                                                         move  20  steps
                               CONTROL BLOCK

                     Control blocks have looping blocks which are used when the same blocks have to be
                     repeated a number of times. They are colour-coded amber.

                                                                                                     Blocks in Scratch  79

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