Start by pressing space. ------------------------------------------------------------------------- Green helicopter: right arrow to increase speed. left arrow to decrease speed. up arrow to turn upward. down arrow to turn downwards. ------------------------------------------------------------------------- Red helicopter: d to increase speed. a to decrease speed. w to turn upward. s to turn downwards. ------------------------------------------------------------------------- Yellow helicopter: (better if on the keyboard.) j to increase speed. g to decrease speed. h to turn downwards. y to turn upwards.
I did this by myself(I found an app which gives people ideas for projects,I found one and customized it.), and I found the sounds on scratch 2.