Free online classroom resources for teachers. Bring the artifacts to your classroom! These 3D print files and accompanying activity sheets bring the excitement and education of the museum wherever you are. TERMS OF USE Telegraph Key: A 3D exploration of electrical transmissions With downloadable 3D files and activity sheets, students explore an early form of electrical communication, electrical circuits and how codes can be used to transmit information Aircraft: A 3D exploration of the design and colouration of First World War airplanes With downloadable 3D files and activity sheets, students explore flight, First World War aircraft and the reason why the planes look the way that they did. Zoetrope: A 3D exploration of animation and sight With downloadable 3D files and activity sheets, students explore an early form of animation. Clinometers: 19th century tools with a variety of uses With downloadable 3D files and activity sheets, students will explore the clinometer, a 19th century tool used by scientists, explorers and naturalist. Butter making artifacts: An exploration of 19th and early 20th century agricultural tools With downloadable 3D files and activity sheets, students explore how butter was made, shaped and marked in the 19th and early 20th century. Anatomical model: Learning about the capabilities of our organs With the downloadable 3D files and activity sheets, students explore the amazing work our organs perform to keep our bodies functioning.