Use free 3D modeling software Tinkercad to create objects that can be 3D printed. After creating your design, your 3D model will be printed in 1-2 weeks. When is this class offered? Class Materials: Lesson Plan, Handout, and supplemental material Last Updated July 2020 Browse Similar Topics: 3D Printing & Modeling Learn On Your Own: Teach Yourself Technology Need Help? Contact Us.