Does your child love to draw dinosaurs or fairies princesses, cars or bugs? Get them step by step drawing books based on their interests. This helps them learn that there is a step by step method of learning to draw with is exactly what the classical method of drawing is. When they get a bit older (middle school) then they are able to use the skills step by step drawing into their art more easily.
>Step by Step Drawing books by Lee J. Ames: Draw 200 Animals, Draw 50 Cars, Trucks and Motorcycles, Draw 50 Beasties, Draw 50 Dinosaurs, Draw 50 Princesses, and the list goes on! https://www.amazon.com/Lee-J.-Ames/e/B000AQW2RI%3F