This is part of the series of 30 exercises developed during the 3D4KIDS program. One of the aims of this Erasmus+ program is to improve the knowledge of teachers regarding the 3d printing technology by developing some specific training materials. More info in the website: https://www.3d4kids.eu/ During this project, students will further develop their knowledge of the use of TinkerCAD. Students will learn how to create a model of a roman shield. Students will use prior knowledge in subject to assist them in selecting the shape and decoration etc.