A poster encouraging kids to draw light til' they know it's right! So many kids draw hard and make it hard to erase the mistakes. Usually they waste paper because they cannot erase the original hard pencil marks. They need to know the basics of sketching.
Here is a worksheet I whipped up for my fifth graders today. We are starting large scale paintings in which students will have a choice of color scheme. Since we have studied all of these color combinations in prior grade levels, this is a great review.