Earth's Interior WebQuest - : Labeling Earth's Layers, Properties, Depth, Composition, and forces that drive mantle motion. Recently Updated!!I used this activity with my middle school students as a culminating project/WebQuest after studying Earth's Layers & Interior. Activities include: labeling the layers, finding properties of each layer from several reputable sites, completing a Venn diagram, and answering questions from the sites, non-fiction resource reference. Labeling include: ocean