Product Number: SB47665
In Stock (Ships within 1-2 business days)
WARNING: Choking Hazard. Small Parts. Not for children under 3 yrs.
Twist light to amaze your students! Contains two sheets of high-quality polarizing film. Can be used to turn clear film opaque, or opaque film clear. Shows the properties of electromagnetic waves in a simple way. Grade 8 and up.