Aiden completed a 15-minute meditation in the science lab. He read the scientific text "Discovering the Mid-Ocean Ridge." He underlined the important discoveries Marie Tharp made. We discussed the relationship between a mid-ocean ridge and a rift valley. He researched Marie Tharp's career and reported his findings. He wrote a claim for what topographic features are on the seafloor. He completed part of the Investigation "Stripes on the Seafloor" where he analyzed an isochron map of the ocean floor.