- Elementary Education
- Wooden Screw Demonstration Model
Wooden Screw Demonstration Model
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No longer available.
GRADE K AND UP
Converts a circular motion (the turning of the screw) into a linear motion. Model is approximately 2-1/2 times the size of the student version and is great for classroom demonstration. Includes a detailed activity guide which details history, applications, and experiments. 19-1/2" x 4" x 10".