Now I am too old to watch Spiderman cartoons on my own, which is why it is great that I can do so with my son! He's a great excuse for me to sit and relive my youth!
Coloring books for adults is an offspring of art therapy which is a mental health profession that is the process of making and creating artwork which intends to "explore feelings, reconcile emotional conflicts, foster self-awareness, manage behavior and addictions, develop social skills, improve reality orientation, reduce anxiety and increase self-esteem" (according to the American Art Therapy Association). So basically, it's similar to good old therapy. Also, art therapy is not only about mental health and improving yourself - it's a form of personal expression, as well.
Here we have collection of car logos coloring pages. You can find here many logos: Ferrary, BMW, Lambordhini, Ford, Nissan, Porsche, Volkswagen, Mitsubishi and others. We are to plan make more colorings with cars logos. You'll see here logos of famous brands, american and japan cars, european cars. Its easy to color logos of cars here. You can see hints for coloring - just press the eye icon. And you'll see colorfull example of car logo. Also, if you don't like the colors you made - you can reset all colors to white and start coloring from beginning.