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    21 st   #Critical Thinking
                      4.  Application-based questions.                                          Century
                                                                                                  Skills  #Technology Literacy
                            a.  What can we draw from the following stack of blocks:

                              when    clicked                                when   clicked
                                   pen down                                       pen down

                              repeat  4                                      repeat
                                move 100      steps                            move          steps

                                turn     90  degrees                           turn        degrees

                               What changes would we need to make to the existing stack of blocks to create a triangle
                             instead of a square?
                            b.   Maya wants to draw a regular octagon (8-sided polygon) in Scratch. What angle should
                             she use for each corner to ensure that the octagon is correctly drawn?

                                                                                                 21 st
                         LAB ACTIVITY                                                          Century   #Technology Literacy
                                                                                                Skills
                        Visit your computer lab and perform the following actions:
                        ▶  Create the following stack of blocks and execute each block to get result.

                           a.   when  clicked                    b.
                                                                       when     clicked
                                forever
                                  turn   15  degrees                   forever
                                                                           move  20  steps
                                                                           if on edge, bounce

                        ▶  Draw the following shapes in Scratch.

                           a.                                    b.                           c.

                       90   Premium Edition-IV

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