If you’re a teacher, this project is a great vehicle by which to teach students some of the principles of science and design thinking. More specifically, designing a rocket can be a great way to push students to gain a better understanding of potential and kinetic energy. For a video on the topics of potential and kinetic energy within design thinking, click here. You can also find a complete lesson plan devoted to these topics, as well as instructional materials like learning objectives, test materials, and evaluation rubrics here.
Step 1: Download Autodesk 123D Design
Step 2: Model One Side of Your Yo-Yo
Using the sketch>fillet tool, round off the rough edges on your profile. You can then adjust your model as necessary by moving control points. For a step-by-step video tutorial on this stage, see the video below.