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Spring - Slinky Helix - 75x50mm

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Spring - Slinky Helix - 75x50mm

A$13.95

Code: HSSPRGH7.5

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Spring that is ideal for demonstrating different types of wave motion to students.

Polaroid Filters - Pair - 75x75mm Square

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Bi-Convex 50mm Lens Set - Set of 8

Whirling Sound Pipe

Polarising Filter - Pair - 100mm x 100mm -Square

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Lens Set Kit#1 - 50mm Diameter - Various Focal Lengths + Lens Holder