Is it difficult to draw the shape of the object? Let me tell you to one of the many effective methods. Try using 3D shapes! When creating 3D for stereoscopic effect, think of all objects as being contained within 3D shapes. Set the direction of light and shadows, and create the overall shape. Once you’ve drawn the overall shape, let go of the stereotypes about eyes, nose, mouth, and draw them in proportion. This is a great way to train your observation skills. If you want some more tips, please

Perspective Drawing for Beginners - an Easy Guide