Metal Spring 3″ x 2.33″


3″ x 2.33″ metal spring for fun science demonstrations.  Includes a guide for teachers.


Use this edge-wound spring for simple wave studies.  It illustrates the principles of waves simply and elegantly.  The spring is great for demonstrations and experiments!
• Comes with a Teacher’s Guide
• 3″ (75 mm) Diameter x 2.33″ (60 mm) Length
• Extends to a maximum of 6-8 ft.