& Lesson 6: A first demo

& Source: _Visual Modeling with Logo_, 14.

fn box! (size) -> repeat 4 { fd! (size); rt! (0.25) }

fn demo! () -> repeat 4 {
	box! (100)
	box! (98)
	box! (96)
	box! (75)
	box! (40)
	box! (35)
	box! (30)
	rt! (0.25)
}

& How can you make this box more interesting?
& Consider `pc!` and `pw!`