Computer Science - Block-Based Programming - Events and control flow - Interactive Story Creator

Build an interactive scene with events. Scenario: A cat meets a dog. Program: (1) [when green flag clicked] → Cat [say 'Press SPACE to call the dog!']. (2) [when space pressed] → Dog [glide to x:0 y:0] then [say 'Woof! Hi cat!']. (3) [when dog clicked] → Dog [play sound 'bark'] and [change size by 1