Product Number: SB50323
Out of Stock
A must have for explorations of sound and waves! Rods are an easy way to demonstrate longitudinal waves as opposed to transverse waves. Ideal for teaching about nodes and anti-nodes in standing waves. Includes 20 in. L rod, 30 in. L rod, bag of crushed rosin to lightly coat your fingertips, and teacher’s guide. Replacement powdered rosin bags can be purchased here: (SB51986M).