3D Printing with Tinkercad Course Content Expand All 3D Printing Pre-Assessment 3D Print a Keychain Full Tinkercad Tutorial Rectangle Keychain Challenges Custom Keychain Challenge: Create a Ball Maze 4 Topics Expand Lesson Content 0% Complete 0/4 Steps Rubric Basic TinkerCAD Tutorial Square Ball Maze Template Round Ball Maze Tutorial 3D Printed Whistle 2 Topics Expand Lesson Content 0% Complete 0/2 Steps How to Make a Whistle using TinkerCAD Link to all the steps