Moves the turtle in the direction facing. One word command Repeats the whole script from the start. Turns turtle left specific number of degrees.
Turns turtle right specific number of degrees.
These loops may be nested. IF Followed by condition that will to test. After the above commands have been investigated you can use JavaScript or VBScript to control the turtle. Also to program some of the recursive functions illustrated in 'Turtle Geometry' you will need a robust scripting language like JavaScript or VBScript.