a command that takes a variable and a value as input and sets the value of the variable to the inputted value
a command that takes a number as input and turns the turtle right that number of degrees
a command that resets the tick counter to zero, sets up all plots, then updates all plots
a reporter that takes a number as input and reports a random integer between the input number and zero (including zero but excluding the input number)
a command that takes a number as input and turns the turtle left that number of degrees
a command that takes a Boolean expression and a set of commands as input and runs the commands if the Boolean expression is true and does nothing if it is […]
a command moves the turtle forward a specified number of steps
a built-in turtle or link variable that reports the color of the turtle or link