This project includes 6 sections including research, exploration, design, build, showcase, and reflection. It takes students step by step through designing a functioning marble roller coaster with a theme and building it. It comes with multiple rubrics to grade each section and a set of reflection questions at the end. This project can be lengthened or shortened by requiring more detailed projects. When my students did this project, it took about 10 days to make detailed, functioning rollercoast