to difficult
square
fd 12.5
circle
end

to hex
repeat 6[triangle rt 60]
end

to rectangle
repeat 2[fd 25 rt 90 fd 50 rt 90]
end

to rocket
lt 90 rectangle
fd 25 rt 30 triangle
rt 60 fd 50
rt 30 triangle
rt 60 fd 25 rt 90 fd 25
lt 60 triangle
pu
home
pd
end

to square
repeat 4[fd 25 rt 90]
end

to triangle
repeat 3[fd 25 rt 120]
end

to box
repeat 4[square rt 90]
end

to circle
repeat 90[fd 0.9 rt 4]
end