Task: Build squares 


Code:


from turtle import * 
pencolor('dark blue') 
pensize(4) 

fillcolor('yellow')
begin_fill()
for i in range(4):
    forward(100)
    left(90)
end_fill()
penup()
goto(-50,-200)
pendown()
fillcolor('blue')
begin_fill()
for i in range(4):
    forward(200)
    left(90)
end_fill()
penup()
goto(-100,-500)
pendown()
fillcolor('red')
begin_fill()
for i in range(4):
    forward(300)
    left(90)
end_fill()
done()