3D Educational Resources
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.
Telegraph Key: A 3D exploration of electrical transmissions cstmc
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Type: Activity Kits
Grade Levels: Grades 4 to 10, Cycle 2 (primary) to Cycle 2 (secondary)
Fee: Free download
Dates Offered: Offered year round
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