Control

Image of Scratch block 'wait (1) seconds' 
wait (1) seconds
Image of Scratch block 'repeat (10)' 
repeat (10)
Image of Scratch block 'forever' 
forever
Image of Scratch block 'if <> then' 
if <> then
Image of Scratch block 'if <> then' 
if <> then
Image of Scratch block 'wait until <>' 
wait until <>
Image of Scratch block 'repeat until <>' 
repeat until <>
Image of Scratch block 'stop [all]' 
stop [all]
Image of Scratch block 'when I start as a clone' 
when I start as a clone
Image of Scratch block 'create clone of [myself]' 
create clone of [myself]
Image of Scratch block 'delete this clone' 
delete this clone