Tell students not to trace the lines, just use them as guides for writing straight. Start simply and teach revision as you go. Use stems and frames, so the student can focus on the important content. Each activity will be individualized as students self-select topics and details. Later on, take away the scaffolding and let students create the whole piece.
Revision is overwhelming to beginning writers if they start out and only write narratives.
Back to the picture books, use the models. Back to the picture books, use the models. Presentation is particularly important when work is to be displayed. Do not limit your students to just these particular activities. Use them as they are, or as springboards for creating activities that go with your own curriculum or class needs.