If your science standards include landforms, plate tectonics, the water cycle, weather, natural disasters, plant parts, plant cells, animal cells, life cycles, and/or heredity & genetics, Planetopia Project STEM Challenges are perfect to engage your students in brain-busting work (disguised as fun)! The basic idea: Students work in partners or groups against criteria & constraints lists to design and build various items for a fictional planet, Planetopia. The series is ideal for spring a