KidWind Blade Pitch Protractor, incredibly helpful for measuring the blade pitch angle on your KidWind turbine, Recommended for College, High School, and Middle School Science
Resonance Wire, Ring Shaped, For demonstrating the vibration knots in determination of different frequencies. Wire ring with 4 mm plug. Diameter: 290 mm
Salt Bridge, inverted U tube with its ends closed by sintered discs. Length (in)7.5 x Width (in)5.5 x Height (in)1.2, provides a more effective method of making reversible cells then wet filter paper/agar gel methods. Diameter of arms 13 mm, overall width 80 mm, overall height 100 mm
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