Let's Learn How To Draw funktioniert nicht

It's the perfect app if you've always wanted to learn to draw and it's great fun for long-time artists interested in exploring a new canvas.  Animated strokes show you how each line should look and help you to build each drawing one shape at a time. Still too hard?  Let's Learn How to Draw! is a fun way to practice drawing without having to hunt around for a pen and paper.  Turn on Assist Mode and your strokes will be automatically corrected, giving you a masterpiece every time.  Interactive lessons teach you by breaking everything down into simple pieces.  Each one is just a little harder than the previous lesson, but all of them are simple enough if you just follow along with the step-by-step instructions.  Current modules include monsters, trains, dogs and dinosaurs.  Use the scratchpad to mix paint and doodle to your heart's content.  Within each module are five lessons.  Tired of structured learning?