Press the flag. This is basically whack-a-mole on Scratch. Use the wand like the hammer in whack-a-mole, and try to get as many buttons to "hide" as you can. Don't get stressed out - the lowest score about possible is 32 points. Tell me how you did in the comments.
My dad, @Isaiah_Diluvian, helped quite a bit. Thanks, @Isaiah_Diluvian!