Code Sketch

clear()

showAxes()
setSpeed(superFast)

setPenColor(blue)
setPenThickness(5)

setFillColor(purple)

repeat(4){
    forward(50)
    right(90)  
}

repeat(4)
{
    forward(50)
    left(90)
}

hop(50)
right(90)
forward(50)
left(90)

setFillColor(red)
repeat(4){    
    forward(50)
     left(90) 
}


repeat(4){    
    forward(50)
     right(90) 
}
hop(50)
right(90)
forward(50)
left(90)

setFillColor(green)
repeat(4){    
    forward(50)
     left(90) 
}


repeat(4){    
    forward(50)
     right(90) 
}
hop(50)
right(90)
forward(50)
left(90)

setFillColor(yellow)
repeat(4){    
    forward(50)
     left(90) 
}


repeat(4){    
    forward(50)
     right(90) 
}