This Plate Tectonics lesson on Seafloor Spreading is ready to print and go faster than you can say "lava!" This prepared and planned from start to finish science interactive lesson is ready to set you and your students on a journey to discover about the Mid-ocean ridge, Sonar, Harry Hess, Molten material, Magma stripes, Subduction and trenches. ⭐ Each LESSON includes:Anticipation Guide (prior knowledge warm-up)Slide Presentation (guides learning start to finish)Differentiated Cornell Notes (3 v