If you’re looking to apply learning in landforms, weathering & erosion, plate tectonics & more, this STEM / STEAM challenge is a perfectly engaging way to get the job done joyfully! The basic premise:Students work individually or in partners/groups against a list of criteria and constraints to create the nonliving surface (geosphere & hydrosphere) of the fictional planet, Planetopia. Resource includes:NGSS aligned standards, Grades 2 – 8Teacher TipsLinks to a video walk-through of the challenge