This is an exciting culminating project I use after completing our unit on Forces and Motion. With this project, students research the design of a roller coaster, design their own roller coaster, and make it come to life in class! For the construction, all you need is gray pipe insulation - cut in half, duct tape, and marbles. A rubric is included to help guide students so they'll know what is expected of them. There are guided steps to ensure students are including (and labeling) the forces