If you're looking for a fast project, here's a keeper- only markers and they always come out really fun!
Students looked at the work by Dutch artist Piet Mondrian. They described the types of lines, colours and shapes used in his works. They chose an animal, drew a simple outline of it. Using a ruler, they broke it up into vertical and horizonal lines. They traced everything in Sharpie and then coloured using the three primary colours, plus black.
Some finished Grade 4,5 results: