Two art tools? That’s all you need to create drawings with depth and shadows and fine details? Yes, says Sketchbook Skool co-founder Koosje Koene, who shows you how with in this week’s Draw Tip Tuesday. There are actually a lot of tips in this video, which you’ll see as you watch Koosje hatching, adding shadows, using negative space, and drawing complex shapes. But mostly, you’ll learn how you can make an elaborate-looking sketch with simple techniques and two tools.