LOGO -- what you need to get started:

A copy of UCBLogo available for Mac, Windows, Unix, DOS

More information on Logo from MIT

Quicktime movies of Logo programming
and some code snippets here.

Have fun!


draw a square

teach the turtle to draw the square
; this is a comment which the program will not see
; comments start with a semicolon
; comments can be on their own line
; comments can follow a line of programming
; so you can remember what that line is supposed to do

; you can paste in this whole program at once, 
; or paste it in one part at a time


;this makes one square

 to square
 right 90 forward 100
 right 90 forward 100
 right 90 forward 100
 right 90 forward 100
 end


;this makes 4 squares
;using the program 'square' to do it

to 4squares
square
rt 30
square
rt 30
square
rt 30
square
rt 30
square
end

;this makes  12 squares -- and has comments on each line, for information
; those comments are not needed to make the program work
; if you are typing by hand into the command line, comments are too much work!

to 12squares 	;this defines the name
4squares   		;this makes the first four squares
4squares   		;this makes the second four squares
4squares   		;this makes the third four squares
end       		 ;this tells logo you are done programming

;this makes colored squares

to prettySquares
square

rt 45
setpc 2
square

rt 45
setpc 3
square

rt 45
setpc 4
square

rt 45
setpc 5
square

rt 45
setpc 6
square

rt 45
setpc 12
square

rt 45
setpc 15
square

end

; Now type the commands into the command line
;type square, 4squares, 12squares or prettysquares






Make the turtle draw a triangle


Teach the turtle to draw colored squares!

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